Table 3.
Summary statistics of the three sites (n = 215).
| Community mental health centre (n = 63, 29%) | GP surgery (n = 54, 72%) | Cardiac rehabilitation centre (n = 98, 46%) | |
|---|---|---|---|
| Diagnosis of mental illness, n (%) | 32 (51) | 39 (72) | 24 (24) |
| Sex,a % female | 49 | 61 | 30 |
| Age in years:b mean (SD), range | 35.33 (10.58), 19–60 | 51.80 (13.56), 21–74 | 61.57 (10.96), 28–87 |
| Time in minutes:c mean (SD), range | 14.11 (8.20), 2–47 | 16.00 (7.20), 6–42 | 14.14 (7.73), 4–51 |
| κ (95% CI) | 0.65 (0.46 to 0.84) | 0.60 (0.35 to 0.85) | 0.82 (0.68 to 0.96) |
| Sensitivity (95% CI) | 0.78 (0.64 to 0.90) | 0.95 (0.89 to 1.00) | 0.75 (0.56 to 0.92) |
| Specificity (95% CI) | 0.87 (0.75 to 0.99) | 0.60 (0.35 to 0.85) | 1.00 |
a
Statistically significant difference between units (χ2 P<0.001).
b
Statistically significant between units (ANOVA P<0.001).
c
No statistically significant difference between units (ANOVA).