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Table 2 Psychiatric and non-psychiatric costs by adherence and persistence patterns

From: Association between non-compliance with psychiatric treatment and non-psychiatric service utilization and costs in patients with schizophrenia and related disorders

  Non-adherent (N = 2774) Adherent (N = 2774) B p Non-persistent (N = 1956) Persistent (N = 1956) B p
Mean SD Mean SD Mean SD Mean SD
Psychiatric-related costs
 Total costs 3061 5101 3907 5954 −783.3 <0.001 1553 3170 3317 5341 −974.8 <0.001
 Copayments 343 826 420 973 −74.8 0.001 251 617 445 938 −69.4 <0.001
 Government payments 2697 4585 3463 5307 −705.0 <0.001 1293 2759 2845 4632 −897.7 <0.001
Non-psychiatric related
 Total costs 1900 6527 211 1450 1401.3 <0.001 3039 8532 327 1673 1614.1 <0.001
 Copayments 243 988 28 259 163.9 <0.001 397 1238 52 291 200.1 <0.001
 Government payments 1628 5715 181 1220 1219.7 <0.001 2605 7538 266 1373 1403.0 <0.001
Total psychiatric and non-psychiatric-related costs
 Total costs 4961 7867 4118 6109 617.996 0.0010 4592 8803 3644 5626 639.302 0.0100
 Copayments 586 1261 448 1009 89.090 0.0020 648 1355 497 1003 717.831 0.0010
 Government payments 4324 7004 3644 5434 514.649 0.0020 3899 7801 3112 4863 505.311 0.0190
  1. **p < 0.001; adherence is defined as the percentage of days of psychiatric prescription (PDP) ≥ 80% and non-adherence as a PDP < 80%; currency unit = 1,000 Korean Won; data were collected from patients with schizophrenia and related disorders; the covariates included sex, age, duration of follow up, and insurance type (national health insurance or another type)