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. 2021 Jun 3;11:11728. doi: 10.1038/s41598-021-91156-9

Table 4.

Percentage (and standard deviation) of students reporting behaviours or COVID-19 characteristics (weighted), stratified by other behaviours and characteristics.

Group Isolating in the prior 7 days Symptoms in the prior 7 days Cardinal symptoms in the prior 7 days Sought medical attention for reported symptoms Suspected having COVID-19 more than 2 weeks before survey* Suspected having COVID-19 prior 2 weeks before survey* Tested positive for COVID-19 more than 2 weeks before survey Tested COVID-19 positive prior 2 weeks before survey
No symptoms within prior week (N = 824) 9% (29%) 0% (0%) 0% (0%) 0% (0%) 12% (32%) 3% (18%) 1% (12%) 0% (0%)
Symptoms within prior week (N = 437) 24% (43%) 100% (0%) 21% (41%) 7% (25%) 13% (33%) 6% (24%) 2% (14%) 10% (29%)
No cardinal symptoms within prior week (N = 1168) 11% (31%) 29% (46%) 0% (0%) 2% (13%) 12% (32%) 4% (19%) 2% (12%) 1% (8%)
Cardinal symptoms within prior week (N = 93) 61% (49%) 100% (0%) 100% (0%) 12% (33%) 13% (33%) 12% (33%) 2% (15%) 36% (48%)
Not had COVID (N = 992) 9% (28%) 31% (46%) 3% (18%) 2% (13%) 0% (0%) 0% (0%) 0% (0%) 0% (0%)
Suspected having COVID-19 more than two weeks before survey* (N = 152) 13% (34%) 36% (48%) 8% (27%) 2% (14%) 100% (0%) 0% (0%) 0% (0%) 0% (0%)
Suspected having COVID-19 prior 2 weeks before survey* (N = 56) 52% (50%) 48% (50%) 21% (41%) 5% (22%) 0% (0%) 100% (0%) 0% (0%) 0% (0%)
Tested positive for COVID-19 more than two weeks before survey (N = 20) 21% (42%) 45% (51%) 10% (31%) 5% (22%) 0% (0%) 0% (0%) 100% (0%) 0% (0%)
Tested positive for COVID-19 prior 2 weeks before survey (N = 42) 99% (11%) 100% (0%) 81% (40%) 14% (35%) 0% (0%) 0% (0%) 0% (0%) 100% (0%)

*Medical professional’s opinion or personal suspicion.