Table 2.
Differences between informal participants with and without capacity
| Variable | Informal capacity (n = 73) | Informal incapacity (n = 47) | Test statistic | P |
|---|---|---|---|---|
| Treatment refusala | ||||
| Mean (s.d.) | 6.2 (0.8) | 4.7 (1.3) | t = -7.77 (d.f. = 118) | <0.001 |
| Range | 3-7 | 2-7 | ||
| Median (IQR) | 6 (6-7) | 5 (4-6) | ||
| Experience of admission, median (IQR) | ||||
| Perceived coercionb | 1 (0-3) | 3 (1-4) | Mann—Whitney z = 2.7 | 0.007 |
| Negative pressuresc | 0 (0-1) | 1 (0-3) | Mann—Whitney z = 4.4 | <0.001 |
| Voiced | 3 (2-3) | 2 (0-2) | Mann—Whitney z = -3.4 | <0.001 |
| Recent self-harm, n (%) | ||||
| No self-harm | 40 (54.8) | 34 (72.3) | χ2 = 4.4 (d.f. = 2) | 0.11 |
| Minor self-injury | 6 (8.2) | 1 (2.1) | ||
| Major self-injury or suicide attempt | 27 (37.0) | 12 (25.5) | ||
| Recent violence, n (%) | ||||
| No physical aggression | 64 (87.7) | 40 (85.1) | χ2 = 1.4 (d.f. = 2) | 0.51 |
| Physical aggression without causing injury | 4 (5.5) | 5 (10.6) | ||
| Physical aggression causing injury | 5 (6.9) | 2 (4.3) | ||
| Symptoms,e mean (s.d) | 1.8 (0.3) | 2.3 (0.6) | t = 6.7 (d.f. = 118) | <0.001 |
| Relabelling of symptoms as pathological,f mean (s.d) | 9.3 (2.5) | 4.2 (3.2) | t = -9.7 (d.f. = 115) | <0.001 |
IQR, interquartile range.
a. Treatment refusal: 1 (complete rejection), 2 (partial rejection), 3 (reluctant acceptance), 4 (occasional reluctance), 5 (passive acceptance), 6 (moderate participation), 7 (active participation).
b. Perceived coercion: 1 (no perceived coercion), 5 (maximum perceived coercion).
c. Negative pressure: 1 (no negative pressures), 5 (maximum negative pressures).
d. Voice: 1 (no voice) to 3 (full voice).
e. Symptoms: 1 (none).
f. Relabelling: 0 (no ability to relabel symptoms as pathological) to 12 (full ability to relabel symptoms).