Table 2.
Comparison of sociodemographic and clinical variables between the adherent and non-adherent patient groups.
|
Adherent patients (n = 845) |
Non-adherent patients (n = 217) |
Statistic | p-value | Effect size | |
|---|---|---|---|---|---|
| Mean (SD) or n (%) | Mean (SD) or n (%) | ||||
| Sociodemographic data | |||||
| Age, y | 44.02 (11.78) | 38.18 (12.24) | U = 67661.50, z = –5.96 | <0.001 | r = −0.18 |
| Male sex | 429 (50.7) | 130 (59.9) | X2(1) = 5.78 | 0.016 | ϕ = 0.073 |
| Relationship status: no partner | 439 (53.4) | 130 (61.9) | X2(1) = 4.88 | 0.027 | ϕ = 0.067 |
| Living alone | 343 (40.6) | 97 (44.7) | X2(1) = 1.20 | 0.273 | ϕ = 0.034 |
| High educational level: university entrance diploma | 392 (46.7) | 95 (44.2) | X2(3) = 1.88 | 0.759 | ϕ = 0.042 |
| Higher education: university degree | 172 (20.6) | 31 (14.5) | X2(3) = 16.37 | 0.003 | ϕ = 0.12 |
| Paid employment: not currently | 501 (59.9) | 130 (60.5) | X2(1) = 0.03 | 0.876 | ϕ = 0.005 |
| Absence from work, months | 12.23 (16.14) | 13.07 (16.74) | U = 28891.50, z = –0.36 | 0.722 | r = –0.01 |
| Clinical data | |||||
| Age at first outpatient treatment, y | 29.07 (10.99) | 25.97 (10.13) | U = 62,782.50, z = –3.83 | < 0.001 | r = –0.12 |
| Age at first inpatient treatment, y | 30.9 (11.78) | 27.48 (10.42) | U = 67,985.50, z = –4.09 | < 0.001 | r = –0.13 |
| Duration of illness, y | 13.23 (11.05) | 10.48 (8.88) | U = 71,473.50, z = –2.91 | 0.004 | r = –0.09 |
| CGI | 4.05 (1.05) | 4.29 (0.99) | U = 78,426.00, z = –2.89 | 0.004 | r = –0.09 |
| GAF | 57.26 (13.173) | 53.77 (14.10) | U = 76,072.50, z = –3.41 | 0.001 | r = –0.10 |
| Current treatment: inpatient | 301 (35.6) | 129 (59.4) | U = 65,905.00, z = –6.66 | < 0.001 | r = –0.20 |
| Diagnosis of alcohol dependency | 87 (11.6) | 24 (11.7) | X2(1) = 0.001 | 0.974 | ϕ = 0.000 |
| Patients with no or once monthly alcohol use | 494 (58.46) | 116 (53.5) | X2(1) = 6.73 | 0.035 | ϕ = 0.079 |
| Tobacco use: smoker | 429 (51.0) | 138 (63.6) | X2(1) = 13.82 | 0.001 | ϕ = 0.114 |
| Use of illicit drugs: yes | 335 (41.5) | 119 (56.7) | X2(1) = 15.60 | < 0.001 | ϕ = 0.121 |
| Ever had suicidal ideation: yes | 369 (76.7) | 90 (78.9) | X2(1) = 0.26 | 0.610 | ϕ = 0.016 |
| Ever attempted suicide: yes | 147 (30.6) | 39 (33.9) | X2(1) = 4.01 | 0.135 | ϕ = 0.061 |
Bold values indicate significance (p < 0.05).
Y, years; CGI, Clinical Global Impression; GAF, Global Assessment of Functioning.
r, Pearson correlation coefficient: <0.3, small effect size; 0.3–0.5, medium effect size; > 0.5, large effect size.
ϕ, Phi coefficient: <0.25, small effect size; 0.25–0.66, medium effect size; >0.66, large effect size.