Multivariate logistic regression for chronotropic incompetence
| Variable | OR (95% CI) |
|---|---|
| Age | 0.92 (0.67−1.25) |
| Sex | 0.42 (0.14−1.29) |
| Body mass index | 1.09 (0.94−1.27) |
| Birth weight | 0.68 (0.25−1.89) |
| Cyanosis | 0.87 (0.21−3.63) |
| Respiratory exchange ratio | 0.49 (0.01−9.60) |
| No. of surgical procedures | 1.90 (1.12−3.20) |
| No. of medications | 1.68 (1.17−2.42) |
| Physical activity (each 4 METs) | 0.96 (0.92−0.99) |
OR: odd ratio, CI: confidence interval, MET: metabolic equivalent.
