Table 3. Baseline demographic and clinical characteristics of study participants.
| SPACE (n = 11 658) | Control (n = 10 209) | Total (n = 21 867) | |
|---|---|---|---|
| Mean age, years (SD) | 73.6 (11.9) | 73.1 (12.0) | 73.4 (12.0) |
| Female, n (%) | 5997 (51%) | 5376 (53%) | 11 373 (52%) |
| Ethnicity, n (%) | |||
| NZ European | 7334 (63%) | 7008 (69%) | 14 342 (66%) |
| Other European | 1674 (14%) | 902 (9%) | 2576 (12%) |
| NZ Maori | 732 (6%) | 902 (9%) | 1634 (7%) |
| Pasifika | 459 (4%) | 451 (4%) | 910 (4%) |
| East Asian | 756 (6%) | 374 (4%) | 1130 (5%) |
| Indian | 341 (3%) | 308 (3%) | 649 (3%) |
| Other | 362 (3%) | 264 (3%) | 626 (3%) |
| Number of long-term medications, mean (SD) | 5.1 (3.7) | 5.6 (3.8) | 5.3 (3.8) |
NZ = New Zealand. SD = standard deviation. SPACE = Safer Prescribing and Care for the Elderly.