Table 2.
Physical activity and the risk of COVID-19 infection (A) and mortality (B).
| (A) |
Case
n (%) |
Control
n (%) |
Multivariate OR (95% CI) | |
| Model 1 | Model 2 | |||
| By intensity | ||||
| Physically inactive | 1313 (20.9%) | 23,978 (19.1%) | 1 | 1 |
| Light | 1752 (27.9%) | 33,185 (26.4%) | 0.96 (0.93–1.04) | 0.98 (0.91–1.06) |
| Moderate | 861 (13.7%) | 17,557 (14.0%) | 0.89 (0.82–0.98) * | 0.93 (0.85–1.02) |
| Vigorous | 2362 (37.6%) | 51,052 (40.6%) | 0.84 (0.78–0.90) * | 0.88 (0.82–0.94) * |
| Moderate to vigorous | 3223 (51.3%) | 68,609 (54.6%) | 0.87 (0.83–0.92) * | 0.90 (0.86–0.95) * |
| By level of MET-min/week | ||||
| Physically inactive | 1313 (20.9%) | 23,978 (19.1%) | 1 | |
| <500 MET-min/week | 1889 (30.0%) | 38,540 (30.6%) | 0.89 (0.83–0.96) * | 0.93 (0.87–1.00) |
| 500–1000 MET-min/week | 1973 (31.4%) | 38,970 (31.0%) | 0.92 (0.86–0.99) * | 0.96 (0.89–1.03) |
| 1000–1500 MET-min/week | 752 (12.0%) | 16,340 (13.0%) | 0.84 (0.77–0.92) * | 0.86 (0.78–0.94) * |
| ≥1500 MET-min/week | 364 (5.8%) | 7944 (6.3%) | 0.84 (0.74–0.94) * | 0.85 (0.75–0.96) * |
| 1 SD of MET-min/week | 0.96 (0.93–0.98) * | 0.96 (0.93–0.99) * | ||
| (B) |
Mortality
n (%) |
Survivor
n (%) |
Multivariate OR (95% CI) | |
| Model 1 | Model 2 | |||
| By intensity | ||||
| Physically inactive | 31 (33.7%) | 1313 (21.2%) | 1 | 1 |
| Light | 27 (29.3%) | 1752 (28.3%) | 0.67 (0.38–1.18) | 0.57 (0.31–1.04) |
| Moderate | 4 (4.3%) | 861 (13.9%) | 0.27 (0.09–0.81) * | 0.26 (0.08–0.81) * |
| Vigorous | 13 (14.1%) | 2362 (38.1%) | 0.40 (0.20–0.81) * | 0.38 (0.18–0.81) * |
| Moderate to vigorous | 17 (18.5%) | 3223 (52.0%) | 0.45 (0.25–0.80) * | 0.47 (0.26–0.87) * |
| By level of MET-min/week | ||||
| Physically inactive | 31 (33.7%) | 1313 (21.2%) | 1 | 1 |
| <500 MET-min/week | 19 (20.7%) | 1886 (30.4%) | 0.65 (0.35–1.21) | 0.54 (0.28–1.08) |
| 500–1000 MET-min/week | 16 (17.4%) | 1973 (31.8%) | 0.44 (0.23–0.85) * | 0.42 (0.21–0.83) * |
| 1000–1500 MET-min/week | 6 (6.5%) | 752 (12.1%) | 0.53 (0.21–1.35) | 0.56 (0.21–1.49) |
| ≥1500 MET-min/week | 3 (3.3%) | 364 (5.9%) | 0.30 (0.09–1.03) | 0.23 (0.06–0.85) * |
| 1 SD of MET-min/week | 0.66 (0.49–0.88) * | 0.65 (0.48–0.88) * | ||
Model 1: adjusted for age and sex. Model 2: adjusted for age, sex, income, medical history (obesity, hypertension, diabetes, dyslipidaemia, ischaemic heart disease, and stroke), smoking status, and alcohol consumption. * means p < 0.05.