Research Article

Predicting Inpatient Detoxification Outcome of Alcohol and Drug Dependent Patients: The Influence of Sociodemographic Environment, Motivation, Impulsivity, and Medical Comorbidities

Table 2

(a) Results of likelihood Chi square test for motivational and addiction associated determinants of premature treatment drop-out.

CharacteristicsTotalTreatment completedDropped out of treatment

Motivation
 Partner/family166 (20.0%)119 (71.7%)47 (28.3%)0.0093
 Health231 (27.8%)164 (71.0%)67 (29.0%)0.0031
 Job/residence148 (17.8%)104 (70.3%)44 (29.7%)0.0435
 Prison (therapy instead of penalty)15 (1.8%)5 (33.3%)10 (66.7%)0.0184
 Abstinence164 (19.7%)100 (61.0%)64 (39.0%)0.5302
 Emergency69 (8.0%)35 (50.7%)34 (49.3%)0.0285
 Other221 (26.6%)134 (60.6%)87 (39.4%)0.3766
 Motivation not specified41 (4.9%)21 (51.2%)20 (48.8%)0.1115
Number of previous detoxification treatments0.0002
 None295 (35.5%)209 (70.9%)86 (29.1%)
 1-2 detoxification treatments269 (32.3%)173 (64.3%)96 (35.7%)
 3–10 detoxification treatments210 (25.2%)110 (52.4%)100 (47.6%)
 11–20 detoxification treatments39 (4.7%)25 (64.1%)14 (35.9%)
 More than 20 detoxification treatments19 (2.3%)8 (42.1%)11 (57.9%)
Duration of substance dependency (years)15.215.614.40.1139
Longest period of abstinence (months)12.7158.80.0874
Number of previous drop-outs0.0001
 None639 (76.8%)457 (71.5%)182 (28.5%)
 1-2 drop-outs149 (17.9%)54 (36.2%)95 (63.8%)
 3 or more drop-outs44 (5.3%)14 (31.8%)30 (68.2%)

Multiple selections were allowed.
(b) Results of logistic regression analysis with motivational and treatment history variables as determinants.

CharacteristicOR95% CIWald Chi2

Motivation
 Partner/family (no versus yes)1.410.90–2.202.200.1376
 Health (no versus yes)1.420.91–2.242.430.1191
 Job/residence (no versus yes)1.450.90–2.322.350.1255
 Prison (therapy instead of penalty)0.420.13–1.421.950.1628
 Abstinence (no versus yes)0.970.59–1.580.020.8964
 Emergency (no versus yes)0.810.42–1.580.380.5389
 Other (no versus yes)0.950.60–1.520.040.8352
 Not specified (no versus yes)0.890.39–2.000.080.7724
Number of previous detoxification treatments
 None1.00
 1-2 detoxification treatments1.150.77–1.713.390.0654
 3–10 detoxification treatments1.080.65–1.812.770.0959
 11–20 detoxification treatments0.360.14–0.935.120.0237
 More than 20 detoxification treatments0.590.16–2.200.290.5926
Duration of substance dependency (years)0.970.96–0.997.050.0079
Longest period of abstinence (months)0.990.99–1.003.650.0560
Number of previous drop-outs
 None1.00
 1-2 drop-outs4.672.93–7.451.640.2001
 3 or more drop-outs10.453.97–27.5611.140.0008