Table 2.
Clinical characteristics of patients experiencing single and multiple MRs
| Single MR | multiple MRs | Z | p | |
|---|---|---|---|---|
| n = 285(63.5%) | n = 164(36.5%) | |||
| Diagnosis n(%) | -1.856 | 0.063 | ||
| Schizophrenia and psychotic disorders | 101(35.4) | 68(41.5) | ||
| Bipolar disorder | 58(20.4) | 41(25.0) | ||
| Substance dependence | 38(13.3) | 18(11.0) | ||
| Depressive disorder | 66(23.2) | 25(15.2) | ||
| Other∗ | 22(7.7) | 12(7.3) | ||
| First admission n(%) | -0.375 | 0.708 | ||
| No | 146(51.2) | 81(49.4) | ||
| Yes | 139(48.8) | 83(50.6) | ||
| History of violence n(%) | -0.211 | 0.833 | ||
| No | 168(58.9) | 95(57.9) | ||
| Yes | 117(41.1) | 69(42.1) | ||
|
Timing of restraint (days after admission) Median (IQR) |
4(2 ∼ 8) | 3(1.25 ∼ 7) | -2.532 | 0.011 |
| Total duration of restraint (hours) Median(IQR) | 3.90(2.03 ∼ 7.25) | 3.63(2.01 ∼ 6.46) | -0.801 | 0.423 |
|
Days of hospitalization Median(IQR) |
18(14 ∼ 26) | 20(15 ∼ 26) | -2.012 | 0.044 |
| Violence risk score(BVC)Median(IQR) | 1(0 ∼ 3) | 1(0 ∼ 3) | -0.061 | 0.951 |
Note: N: number, IQR: interquartile range
*Other diagnoses: Anxiety disorders, obsessive-compulsive disorder, dissociative and conversion disorders, post-traumatic stress disorder, somatic symptom disorders, and gambling disorder