Edited by: Paul Stokes, King’s College London, United Kingdom
Reviewed by: Rainer Leonhart, University of Freiburg, Germany; Amit Shrira, Bar-Ilan University, Israel
*Correspondence: Amy Dawel,
This article was submitted to Mood and Anxiety Disorders, a section of the journal Frontiers in Psychiatry
This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.
There is minimal knowledge about the impact of large-scale epidemics on community mental health, particularly during the acute phase. This gap in knowledge means we are critically ill-equipped to support communities as they face the unprecedented COVID-19 pandemic. This study aimed to provide data urgently needed to inform government policy and resource allocation now and in other future crises. The study was the first to survey a representative sample from the Australian population at the early acute phase of the COVID-19 pandemic. Depression, anxiety, and psychological wellbeing were measured with well-validated scales (PHQ-9, GAD-7, WHO-5). Using linear regression, we tested for associations between mental health and exposure to COVID-19, impacts of COVID-19 on work and social functioning, and socio-demographic factors. Depression and anxiety symptoms were substantively elevated relative to usual population data, including for individuals with no existing mental health diagnosis. Exposure to COVID-19 had minimal association with mental health outcomes. Recent exposure to the Australian bushfires was also unrelated to depression and anxiety, although bushfire smoke exposure correlated with reduced psychological wellbeing. In contrast, pandemic-induced impairments in work and social functioning were strongly associated with elevated depression and anxiety symptoms, as well as decreased psychological wellbeing. Financial distress due to the pandemic, rather than job loss
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The new coronavirus SARS-CoV-2 (COVID-19) pandemic is unprecedented in recent history, with global impacts including high rates of mortality and morbidity, and loss of income and sustained social isolation for billions of people. The effect this crisis will have on population mental health, both in the short- and long-term, is unknown. There is minimal evidence about the acute phase mental health impacts of large-scale epidemics across communities. Existing work has focused on those individuals most directly affected by disease (e.g., infected individuals and their families, healthcare workers (
Reports of the mental health impacts of previous severe health epidemics have focused primarily on disease survivors [e.g., of Ebola virus disease (
Gathering early evidence of the impacts of COVID-19 is vital for informing mental health service delivery as the pandemic and its extended effects continue. The present study surveyed a representative sample of Australians from 28 to 31 March 2020, during the acute phase of the pandemic in Australia.
The cumulative number of COVID-19 confirmed cases and deaths
The present study aimed to document the initial mental health scenario across the Australian community and examine its association with exposure to the broad COVID-19 environment at this critical acute phase by: (1) measuring the current prevalence of clinically significant symptoms of generalized anxiety and depression, including associations with other recent adversities; and (2) investigating the degree to which symptom severity is associated with exposure to COVID-19, and pandemic-related impacts on employment, finances, and social functioning. We also accounted for exposure to the catastrophic bushfires that occurred across Australia in November 2019–January 2020. We hypothesized that greater exposure to COVID-19, and impairment in employment, finances, and social functioning, would be associated with higher psychological distress and decreased psychological wellbeing
We established a new longitudinal study—The Australian National COVID-19 Mental Health, Behavior and Risk Communication (COVID-MHBRC) Survey—to investigate the impact of the COVID-19 pandemic on a representative sample of the Australian adult population (≥18 years). Participants were required to be able to respond to an online English language survey. The study comprises seven survey waves initiated online fortnightly,
We report data (N = 1,296) from the first assessment (Wave 1, 28–31 March 2020). The sample size requirement estimate was based on planned power analyses for finding an effect of
Sample demographics and comparison with population data from the 2016 Australian Census (
Sample |
% | Population % | ||
---|---|---|---|---|
Gender | ||||
Male | 645 | 49.8 | 49.3 | |
Female | 649 | 50.2 | 50.7 | |
Missing | 2 | |||
Age | ||||
18–24 | 163 | 12.6 | 10.3 | |
25–34 | 244 | 18.8 | 18.8 | |
35–44 | 231 | 17.8 | 17.6 | |
45–54 | 223 | 17.2 | 17.3 | |
55–64 | 195 | 15.0 | 15.4 | |
65+ | 240 | 18.5 | 20.5 | |
State/Territory | ||||
Australian Capital Territory | 37 | 2.9 | 1.6 | |
New South Wales | 409 | 31.6 | 32.2 | |
Northern Territory | 12 | 0.9 | 1.0 | |
Queensland | 249 | 19.2 | 20.3 | |
South Australia | 96 | 7.4 | 7.3 | |
Tasmania | 36 | 2.8 | 2.3 | |
Victoria | 313 | 24.2 | 24.9 | |
Western Australia | 144 | 11.1 | 10.4 |
Symptoms of depression and anxiety over the last 2 weeks were assessed by the Patient Health Questionnaire-9 (PHQ-9) (
COVID-19 exposure was computed as the sum of self-reports of possible or actual exposures to the virus, of the related population health response, or of close social impact including: having been diagnosed with the virus, awaiting results from a test, having tested negative to the test, being in direct contact with a carrier of the virus, having had to isolate in the past, having chosen to isolate in the past, being currently forced to isolate, currently choosing to isolate, having a family member diagnosed with the virus, having a family member in isolation, knowing someone who was diagnosed, knowing someone in isolation, or being asked to work from home because of the virus.
Our measures of the work and social impacts of COVID-19 were whether someone had lost their job due to COVID-19 (yes/no); was working from home due to COVID-19 (yes/no); was experiencing financial distress due to COVID-19 (six-point Likert-type rating, from Not at all to Extremely); and the overall extent to which their work and social activities were impaired by COVID-19, measured using the Work and Social Adjustment Scale (WSAS) (
We also measured other background factors that could be associated with mental health: age (in years); gender (male/female/other); years of education; partner status (yes/no); living alone (yes/no); living with dependent children (yes/no); existing health, neurological, or psychological conditions, diagnosed by an appropriate clinician (yes/no); recent exposure to bushfire smoke (yes/no) or fire (yes/no); and impact of other recent adverse life events (five-point Likert-type rating, from Not at all to Extremely). Regarding the bushfire exposure variables, our reason for separating out smoke from fire is that many Australians who were exposed to smoke lived far away from the actual fires and their home/region was never under direct threat. The major impact for smoke-but-not-fire affected individuals was poor air quality, which prohibited people from spending time outside for several weeks over the Summer.
Statistical analyses were conducted in R version 3.6.3 under RStudio version 1.1.456 (
Description of sample characteristics, including comparison of men and women.
Sociodemographic and background factors | Whole sample (n = 1,296) | Men (n = 645) | Women (n = 649) |
|
|
|
||||
---|---|---|---|---|---|---|---|---|---|---|
Age, |
46.0 | (17.3) | 49.5 | (18.2) | 42.7 | (15.6) | 7.17 | 1293 |
|
|
Education, |
13.8 | (2.6) | 13.6 | (2.7) | 13.9 | (2.5) | −1.68 | 1282 | .093 | |
Has partner, n (%) | 853 | (66.2%) | 421 | (65.7%) | 432 | (67.0%) | 0.19 | 1 | .665 | |
Lives alone, n (%) | 157 | (12.1%) | 82 | (12.7%) | 75 | (11.6%) | 0.30 | 1 | .581 | |
Child at home, n (%) | 406 | (31.3%) | 196 | (30.4%) | 209 | (32.2%) | 0.42 | 1 | .519 | |
Any chronic disease, n (%) | 503 | (38.8%) | 286 | (44.3%) | 217 | (33.4%) | 15.73 | 1 |
|
|
Any neurological disorder, n (%) | 159 | (12.3%) | 86 | (13.3%) | 73 | (11.3%) | 1.12 | 1 | .290 | |
Any mental health disorder, n (%) | 310 | (23.9%) | 144 | (22.3%) | 165 | (25.4%) | 1.54 | 1 | .214 | |
|
||||||||||
Bushfire exposure—smoke, n (%) | 607 | (46.8%) | 290 | (45.0%) | 316 | (48.7%) | 1.66 | 1 | .198 | |
Bushfire exposure—fire, n (%) | 111 | (8.6%) | 66 | (10.2%) | 45 | (6.9%) | 4.08 | 1 |
|
|
Other adverse life event, n (%) | 282 | (21.8%) | 156 | (24.2%) | 126 | (19.4%) | 4.05 | 1 |
|
|
|
||||||||||
COVID-19 exposure, |
0.78 | (0.88) | 0.71 | (0.82) | 0.85 | (0.9) | −2.75 | 1293 |
|
|
|
||||||||||
Working from home, n (%) | 173 | (13.4%) | 78 | (12.1%) | 95 | (14.6%) | 1.60 | 1 | .206 | |
Lost job, n (%) | 117 | (9.0%) | 50 | (7.8%) | 67 | (10.3%) | 2.30 | 1 | .130 | |
Financial distress, n (%) | 652 | (50.3%) | 314 | (48.7%) | 338 | (52.1%) | 1.36 | 1 | .243 | |
WSAS, n (SD) | 20.5 | (9.3) | 20.3 | (9.8) | 20.8 | (8.8) | −1.11 | 1293 | .267 | |
|
||||||||||
PHQ-9, score (SD) | 5.4 | (5.9) | 4.7 | (5.7) | 6.0 | (6.0) | −3.93 | 1290 |
|
|
GAD-7, score (SD) | 4.4 | (5.2) | 3.7 | (4.9) | 5.1 | (5.4) | −5.07 | 1288 |
|
|
|
WHO-5, score (SD) | 11.9 | (5.9) | 12.9 | (6.0) | 10.9 | (5.7) | 6.16 | 1289 |
|
*p < .05; **p < .001; ***p < .001.
Bold indicates tests significant at p < .05.
Prevalence of depression and generalized anxiety based on self-reported current mental health diagnosis.
145 | (46·8%) | 118 | (12.0%) | 263 | (20.3%) | 5·6% ( |
|
113 | (36·5%) | 99 | (10.1%) | 212 | (16.4%) | 5·1% ( |
Investigation of the relationships between our predictor measures and three mental health outcome measures used a Bonferroni adjusted significance threshold of 0.17 to control for the three sets of comparisons, i.e.,
Our initial univariate tests revealed that higher levels of depression and anxiety symptoms, and lower psychological wellbeing (WHO-5), were all associated with job loss and financial distress, and overall work and social impairment due to COVID-19, as measured by the WSAS. Being required to work from home was not associated with any mental health effects at this acute stage of the pandemic, all ps > 0.27 (see
The linear regression models, presented in
Linear regression models for each mental health outcome.
PHQ-9 ( |
GAD-7 ( |
WHO-5 ( |
||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
estimate |
|
estimate |
|
estimate |
|
|||||||
|
3.73 |
|
2.36 |
|
12.41 |
|
||||||
|
||||||||||||
Age | −0.05 |
|
−0.04 |
|
0.03 |
|
||||||
Gender | 0.84 |
|
1.02 |
|
−1.76 |
|
||||||
Education | −0.10 | .055 | −0.04 | .361 | 0.14 | .022 | ||||||
Has partner | −0.47 | .150 | 0.14 | .627 | 0.60 | .106 | ||||||
Lives alone | 0.23 | .628 | −0.14 | .739 | −0.26 | .627 | ||||||
Child at home | −0.28 | .359 | −0.03 | .928 | 0.53 | .126 | ||||||
Any chronic disease | 0.64 | .052 | 0.54 | .072 | −0.83 | .026 | ||||||
Any neurological disorder | 1.29 |
|
0.42 | .320 | −0.49 | .352 | ||||||
Any current MH disorder | 4.65 |
|
3.92 |
|
−3.07 |
|
||||||
|
||||||||||||
Bushfire exposure—smoke | 0.26 | .336 | 0.15 | .534 | −0.96 |
|
||||||
Bushfire exposure—fire | −0.40 | .406 | −0.48 | .282 | 0.72 | .188 | ||||||
Other adverse life event | 1.80 |
|
1.31 |
|
−0.32 | .411 | ||||||
|
||||||||||||
COVID-19 exposure | 0.24 | .129 | 0.18 | .210 | 0.39 | .028 | ||||||
|
||||||||||||
Lost job | 0.43 | .383 | 0.51 | .255 | −0.24 | .660 | ||||||
Financial distress | 2.32 |
|
2.10 |
|
−2.38 |
|
||||||
WSAS | 0.09 |
|
0.06 |
|
−0.06 |
|
||||||
|
|
|
|
|
|
|
|
|
||||
|
.369 | .361 |
|
.322 | .314 |
|
.208 | .198 |
|
*p < .017. **p < .001. ***p < .001.
Bold indicates tests significant at p < .017.
In contrast, the regression analyses found no significant unique association between exposure to COVID-19 and depression or anxiety symptoms, or wellbeing.
Depression and anxiety symptoms were also elevated in people who had experienced other recent adversities, although this did not include direct exposure to the recent catastrophic Australian bushfires. Exposure to bushfire smoke was however associated with decreased wellbeing.
Finally, within these regression models, we also found that younger age, identifying as female, and having at least one current mental health disorder were each independently associated with higher levels of depression and anxiety, and decreased wellbeing.
We found the social, work, and financial disruptions induced by the acute phase of the COVID-19 pandemic were associated with considerable impairments in community mental health in Australian adults. In contrast, exposure to COVID-19 was not found to predict mental health in this cohort. A key strength of this study was the testing of a representative community sample early in the pandemic, providing rapid evidence of population mental health status. The results highlight that epidemics may cause serious problems for community mental health in the acute phase of disease.
Indeed, our results suggest that, at a population level, changes to social and work functioning due to COVID-19 were more strongly associated with decrements in mental health than amount of disease contact. This finding is consistent with a recent UK-based finding that their citizens were more concerned about how societal changes will impact their psychological and financial wellbeing, than becoming unwell with the virus (
However, this does not mean the mental health costs of pandemic-related social changes will inevitably be greater than those caused by exposure to disease. In Australia, mortality rates were very low at the time of this study, and the health system had capacity to meet demand. The relatively low case rates were also reflected in our sample; although the majority of the sample had some exposure, such as needing to self-isolate, only 36 participants reported direct exposure to the virus (self or close contact diagnosed). The short-term mental health impacts of disease contact may be considerably greater in communities that have high mortality rates, and health systems over-burdened by disease. In the longer-term, disease contact may also lead to elevated levels of trauma and grief for affected individuals (
The elevated levels of psychological distress observed in this study indicate mental health services are likely to experience increased demand during pandemics. Following recommended physical distancing guidelines, these will need to be delivered flexibly, leveraging resources for telehealth and internet-based Cognitive Behavior Therapy (CBT) programs, which have been shown to be effective in preventing and treating common mental disorders (
The findings also provide clear evidence that minimizing social and financial disruption during the COVID-19 pandemic should be a central goal of public health policy. A key challenge is how to best achieve this goal without compromising public safety by, for instance, relaxing physical distancing restrictions too early. Our results suggest policy approaches that target financial support to those experiencing financial strain may be useful, rather than on the basis of lost employment alone. We also found that well-established risk factors for poorer mental health—younger age, identifying as female, and having a pre-existing mental health condition—continue to be associated with increased risk within the pandemic context. Governments should consider additional measures to monitor and support these at-risk groups. Psychosocial interventions to support multiple aspects of wellbeing, including minimizing financial debt, may have positive impacts on depression and anxiety in the community (
A possible limitation of the present study is the use of self-report scales that may not characterize mental health status with the accuracy of structured clinical interviews, although both the PHQ-9 and GAD-7 have previously demonstrated strong alignment with clinical diagnosis in population samples (
Finally, this initial report of our work is cross-sectional. The observed associations may not reflect causal effects, and the nature of any causal relationships may be more complicated than our interpretation suggests (e.g., possible bi-directional effects between psychological distress and social/occupational functioning). We intend to balance the necessity of providing our first wave findings in a timely fashion, to rapidly inform ongoing global responses to the pandemic, by reporting longitudinal outcomes as they become available in the coming months. Examination of population subgroups within our sample may also be possible in longitudinal analyses, although additional targeted studies may be required to provide greater insight into how specific vulnerable groups are affected. These findings should also be considered in combination with other studies that survey the mental health impacts of COVID-19 in communities that have adopted different approaches to managing the pandemic and/or have differing social structures (e.g., low GDP) to Australia.
In conclusion, the current study provides a snapshot of the acute phase impact of COVID-19 on the mental health of the Australian adult community. The findings are concerning, suggesting markedly elevated rates of depression and anxiety, even among individuals with no current diagnosis. This worsening of mental health may also have been exacerbated by the recent severe bushfire season Australians had experienced in the months leading up to the pandemic, although bushfire exposure was controlled for in our analyses. Overall, the findings suggest that interventions to counteract the social, financial and role disruptions induced by COVID-19, particularly among people with existing health conditions, are likely to have the greatest impact on community mental health and wellbeing.
The raw data supporting the conclusions of this article will be made available by the authors, without undue reservation.
The studies involving human participants were reviewed and approved by the Australian National University Human Research Ethics Committee. The patients/participants provided their written informed consent to participate in this study.
All authors contributed to the design and conceptualization of the study, which was coordinated by AD. AD, PJB, and LMF contributed to the literature review. AD, PJB, YS, MS, and NC contributed to the data analyses and formulation of the manuscript, with input from all other authors. AD, PJB, NC, and MS drafted the manuscript and all authors critically revised the manuscript. All authors contributed to the article and approved the submitted version.
This study was funded by the ANU College of Health and Medicine, ANU Research School of Psychology, and ANU Research School of Population Health. PJB is supported by National Health and Medical Research Council (NHMRC) Fellowship 1158707. ALC is supported by NHMRC Fellowships 1122544 and 1173146. LMF is supported by Australian Research Council Discovery Early Career Researcher Award (ARC DECRA) DE190101382. YS is supported by ARC DECRA DE180100015. AG and ARM are supported by funding provided by the ACT Health Directorate for ACACIA: The ACT Consumer and Carer Mental Health Research Unit.
The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.
We thank Patrice Ford for assistance with preparing this manuscript and Georgia Baines for media monitoring.
The Supplementary Material for this article can be found online at: