Predictors of premature discontinuation of outpatient treatment after discharge of patients with posttraumatic stress disorder

Figures & data

Table 1 Differences in sociodemographic variables between the 6-month follow-up group and the 6-month non-follow-up group

	6-month follow-up group (n=47)	6-month non-follow-up group (n=57)	F or χ^2	P-value
Age (mean [SD])	40.8±12.3	40.4±10.9	0.55	0.880
Sex (male, %)	42.6%	59.6%	3.02	0.082
Occupation (%)	42.6%	42.1%	0.00	0.963
Educational year (mean [SD])	11.7±3.1	12.2±2.7	0.92	0.354
Marital status (%)			1.18	0.931
Single	31.9%	26.3%
Married	59.6%	61.4%
Divorced or separated	6.4%	10.5%
Bereaved	2.1%	1.8%
Socioeconomic status			0.29	1.000
High	2.1%	1.8%
Middle	57.4%	57.9%
Low	40.4%	40.4%

Abbreviation: SD, standard deviation.

Table 2 Differences in disease-related variables between the 6-month follow-up group and the 6-month non-follow-up group

	6-month follow-up group (n=47)	6-month non-follow-up group (n=57)	F or χ^2	P-value
Duration of illness (year [SD])	1.2±1.3	1.5±1.9	0.93	0.412
Age at onset (year [SD])	39.6±12.3	39.0±11.0	0.45	0.782
Duration of index hospitalization (day [SD])	37.3±23.6	27.0±17.6	1.67	0.012
Previous psychiatric outpatient treatment within 3 months before admission (%)	80.9%	77.2%	0.21	0.649
Involuntary admission (%)	6.4%	14.0%	1.60	0.207
Number of previous hospitalization (mean [SD])	0.4±0.8	0.6±1.4	4.16	0.368
Family history of psychiatric diseases (%)	4.3%	3.5%	0.04	0.844
GAF score at admission	40.9±6.7	42.6±8.6	3.71	0.264
GAF score at discharge	60.2±7.4	57.5±6.1	0.234	0.045

Abbreviations: GAF, Global Assessment of Function score; SD, standard deviation.

Table 3 Comparison of treatment patterns prescribed at discharge between the 6-month follow-up group and the 6-month non-follow-up group

	6-month follow-up group (n=47)	6-month non-follow-up group (n=57)	F or χ^2	P-value
AD monotherapy (%)	23.4%	36.8%
Combination therapy (%)	76.6%	57.9%
MS or AP monotherapy (%)	0%	5.3%
Total	100%	100%	4.90	0.070

Notes: The combination therapy included “antipsychotic agent + mood stabilizer”, “antipsychotic agent + antidepressant”, “antipsychotic agent + mood stabilizer + antidepressant”, “mood stabilizer + antidepressant”, “antidepressant + antidepressant”.

Abbreviations: AD, antidepressant; MS, mood stabilizer; AP, antipsychotic agent.

Table 4 Impact of sociodemographic and disease-related variables on premature discontinuation within 6 months after discharge

	Odds ratio	P-value
Age	1.003	0.882
Sex	1.992	0.104
Duration of hospitalization	1.026	0.024
GAF score at discharge	1.055	0.105

Abbreviation: GAF, Global Assessment of Function score.