Baseline profile of patients with chronic obstructive pulmonary disease (COPD) enrolled in integrated care pathway and control groups
| Variable | Unmatched | Unmatched | Matched | Matched | Unmatched | Matched |
| Enrolees | Non-enrolees | Enrolees | Non-enrolees | Standardised difference | Standardised difference | |
| n=95 | n=6330 | n=92 | n=92 | |||
| Demographics | ||||||
| Age, mean (SD) | 72.7 (8.8) | 72.3 (11.1) | 72.7 (8.9) | 72.2 (11.1) | 0 | −0.1 |
| Male, n (%) | 92 (0.97) | 4960 (0.78) | 89 (0.97) | 88 (0.96) | −0.6 | −0.1 |
| Rental flat (yes), n (%) | 18 (0.19) | 730 (0.12) | 16 (0.17) | 15 (0.16) | −0.2 | 0 |
| Race | ||||||
| Chinese, n (%) | 60 (0.63) | 4951 (0.78) | 60 (0.65) | 55 (0.60) | 0.3 | −0.1 |
| Malay, n (%) | 20 (0.21) | 609 (0.10) | 17 (0.18) | 23 (0.25) | −0.3 | 0.2 |
| Indian, n (%) | 12 (0.13) | 497 (0.08) | 12 (0.13) | 12 (0.13) | −0.2 | 0 |
| Comorbid and severity | ||||||
| Charlson Comorbidity Index, mean (SD) | 1.54 (1.18) | 1.9 (2.02) | 1.55 (1.20) | 1.59 (1.28) | 0.2 | 0 |
| Previous 1-year utilisation | ||||||
| Tiotropium dispensed previous 1 year, n (%) | 41 (0.43) | 573 (0.09) | 38 (0.41) | 39 (0.42) | −0.8 | 0 |
| COPD admission count previous 1 year, mean (SD) | 0.78 (1.15) | 0.2 (0.68) | 0.68 (1.03) | 0.54 (1.16) | −0.6 | −0.1 |
| COPD hospital days previous 1 year, mean (SD) | 2.96 (8.02) | 0.85 (3.87) | 2.46 (7.52) | 1.91 (5.23) | −0.3 | −0.1 |
Continuous variables are reported as mean (SD), while dichotomous variables are reported as number with condition (percentage).