Table 2 Maximal and submaximal exercise responses 6 months after SARS diagnosis.
| Adjusted mean (SE)* | Adjusted mean difference (95% CI) | p value | ||
|---|---|---|---|---|
| Patients (n = 34) | Controls (n = 34) | |||
| Peak V̇o2 (ml/min) | 1479.5 (102.6) | 2194.8 (102.6) | −715.3 (−1006.4 to −424.2) | <0.0005 |
| Peak V̇o2 (ml/kg/min) | 27.4 (1.3) | 42.3 (1.3) | −14.8 (−18.6 to −11.0) | <0.0005 |
| Peak RER | 1.2 (0.01) | 1.1 (0.01) | 0.09 (0.05 to 0.13) | <0.0005 |
| Peak heart rate (beats/min) | 192.9 (1.3) | 199.9 (1.3) | −6.9 (−10.5 to −3.4) | <0.0005 |
| Peak O2 pulse (ml/beat) | 7.7 (0.5) | 11.2 (0.6) | −3.4 (−5.0 to −1.9) | <0.0005 |
| Peak respiratory rate (breaths/min) | 51.0 (1.8) | 52.8 (1.8) | −1.8 (−6.8 to 3.2) | 0.474 |
| Peak V̇e (l/min) | 67.9 (2.9) | 75.9 (2.9) | −8.0 (−16.3 to 0.3) | 0.059 |
| Peak V̇e/V̇o2 | 49.1 (1.4) | 35.0 (1.4) | 14.2 (10.1 to 18.2) | <0.0005 |
| OUES | 634.8 (45.5) | 1068.4 (47.4) | −433.6 (−565.4 to −301.8) | <0.0005 |
V̇o2, oxygen consumption; V̇e, minute ventilation; RER, respiratory exchange ratio; OUES, oxygen uptake efficiency slope.
Values are adjusted for the z score of weight for age.