Table 2.
Clinical characteristics of hospitalizations for suicide risk and other clinical reasons in SPDC in the study period
| Variables | Suicide risk (N=528) |
Other clinical reasons (N =2,425) |
Total (N=2,953) |
Statistical test Probability |
|---|---|---|---|---|
| Year, n (%) | ||||
| 2017 | 88 (16.6%) | 492 (20.48%) | 580 (19.79%) |
Pearson Chi2 = 19.394 p = 0.002 SERS ≥ 2, p < 0.05 |
| 2018 | 106 (20.07%) | 495 (20.60%) | 601 (20.51%) | |
| 2019 | 117 (22.15%) | 459 (19.10%) | 576 (19.65%) | |
| 2020 | 88 (16.66%) | 335 (13.94%) | 423 (14.43%) | |
| 2021 | 81 (15.34%) | 286 (11.90%) | 367 (12.52%) | |
| 2022 | 48 (9.09%) | 335 (13.94%) | 383 (13.07%) | |
| Repeated hospitalizations in the study period, n (%) | ||||
| Repeated hospitalizations | 52 (9.84%) | 332 (13.82%) | 384 (13.10%) |
Pearson Chi2 = 6.000 p = 0.014 SERS ≥ 2, p < 0.05 |
| Non-repeated hospitalizations | 476 (90.15%) | 2070 (86.17%) | 2552 (87.09%) | |
| Duration of hospitalizations, n (%) | ||||
| Hospitalization days, m±DS | 7.36 ± 8.16 | 11.66 ± 15.93 | 10.88 ± 14.91 | t = 6.03, t-test, p <0.001 |
| Involuntary hospitalization days, m±DS | 4.7 ± 3.85 | 7.02 ± 6.17 | 6.91 ± 6.1 | t = 2.71, t-test, p =0.003 |
| Hospitalization regime, n(%) | ||||
| Voluntary | 473 (89.58%) | 1327 (55.24%) | 1800 (61.43%) |
Pearson Chi2 = 215.410 p = 0.000 SERS ≥ 2, p < 0.05 |
| Involuntary | 55 (10.41%) | 1075 (44.75%) | 1130 (38.56) | |
| Previous treatments, n (%) | ||||
| Mental Health Service (MHS) | 252 (47.72%) | 1373 (57.16%) | 1625 (55.46%) |
Pearson Chi2 = 37.66 p = 0.000 SERS ≥ 2, p< 0.05 |
| Substance Use Service (SUS) | 30 (5.68%) | 68 (2.83%) | 98 (3.34%) | |
| Private or other specialist | 36 (6.82%) | 105 (4.36%) | 141 (4.77%) | |
| Other services | 13 (2.46%) | 38 (1.58%) | 51 (1.74%) | |
| MHS + other services | 18 (3.40%) | 130 (5.41%) | 148 (5.05%) | |
| MHS + SUS | 60 (11.36%) | 290 (12.07%) | 350 (11.94%) | |
| No previous treatment | 119 (22.53%) | 398 (16.56%) | 517 (17.64%) | |
| Substance use in comorbidity, n (%) | ||||
| Alcohol | 55 (10.41%) | 161 (6.70%) | 216 (7.37%) |
Pearson chi2 = 19.50 p= 0.002 SERS ≥ 2, p< 0.05 |
| Cannabis | 27 (5.11%) | 163 (6.78%) | 190 (6.48%) | |
| Cocaine | 19 (3.59%) | 69 (2.87%) | 88 (3.00%) | |
| Other | 9 (1.70%) | 20 (0.82%) | 29 (0.98%) | |
| Polyabuse | 61 (11.55%) | 382 (15.90%) | 443 (15.11%) | |
| No substance use | 357 (67.61%) | 1607 (66.90%) | 1964 (67.03%) | |
| Medical comorbidity, n (%) | ||||
| Present | 250 (47.34%) | 981 (40.84%) | 1231 (42.01%) |
Pearson Chi2 = 8.771 p = 0.003 SRES ≥ 2, p< 0.05 |
| Absent | 278 (52.65%) | 1421 (59.15%) | 1699 (57.98%) | |
| Aggressive behaviour during hospitalization, n (%) | ||||
| Present | 42 (7.95%) | 301 (12.41%) | 343 (11.71%) |
Pearson Chi2 = 8.771 p = 0.003 SRES ≥ 2, p< 0.05 |
| Absent | 486 (92.05%) | 2101 (86.64%) | 2,587 (88.29%) | |
SRES Standardized Residuals