Table 3.
Hazard ratio (95% confidence interval) for effect of physical activity intervention on respiratory hospitalization over timeb
| A. Definite or probable: | ||||
|---|---|---|---|---|
| Respiratory Hospitalization | Physical Activity (N=818) | Health Education (N=817) | HR (95% CI) | P-value |
| n (%) | ||||
| Exacerbation of obstructive airways disease | 28 (3.4) | 12 (1.5) | 2.34 (1.19, 4.61) | .01 |
| Pneumonia | 47 (5.7) | 31 (3.8) | 1.54 (0.98, 2.42) | .06 |
| Anyc | 65 (7.9) | 40 (4.9) | 1.65 (1.11, 2.45) | .01 |
| B. Definite: | ||||
|---|---|---|---|---|
| Respiratory Hospitalization | Physical Activity (N=818) | Health Education (N=817) | HR (95% CI) | P-value |
| n (%) | ||||
| Exacerbation of obstructive airways disease | 25 (3.1) | 11 (1.3) | 2.27 (1.12, 4.62) | .02 |
| Pneumonia | 32 (3.9) | 24 (2.9) | 1.35 (0.79, 2.29) | .26 |
| Anyc | 51 (6.2) | 34 (4.2) | 1.52 (0.98, 2.35) | .06 |
HR, hazard ratio; CI, confidence interval.
a
Pneumonia or exacerbation of obstructive airways disease.
b
Across the entire follow-up of the main trial (up to 42 months), stratified by field center and gender.
c
Includes exacerbation of obstructive airways disease or pneumonia.