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Table 2 Outpatient, emergency and total treatment costs (EUR) per patient, week 0–19 (trial), week 20–71 (follow-up) and week 0–71 (entire period)

From: Cost-effectiveness of dialectical behaviour therapy vs. enhanced usual care in the treatment of adolescents with self-harm

 

Week 0–19

Week 20–71

Week 0–71

DBT-A

EUC

Mean diff (SE)

p

DBT-A

EUC

Mean diff (SE)

p

DBT-A

EUC

Mean diff (SE)

p

Mean (SD)

Mean (SD)

Mean (SD)

Mean (SD)

Mean (SD)

Mean (SD)

Outpatient costs

15,850 (5758)

9566 (5782)

6284 (1333)

0.000a

5367 (7079)

9938 (9894)

− 4571 (1969)

0.010

21,217 (10,906)

19,504 (14,291)

1713 (2892)

0.555b

Emergency treatment costsa

349 (1726)

3651 (21,644)

− 3303 (3476)

 

541 (2996)

6757 (22,503)

− 6215 (3682)

 

890 (4701)

10,408 (30,440)

− 9518 (4803)

0.261

Emergency treatment costs, hospitalizations excluded

24 (73)

90 (187)

− 66 (33)

 

63 (171)

20 (74)

43 (30)

 

87 (206)

110 (217)

− 23 (46)

0.659

Emergency treatment: number of patients and incidents

6 patients (2 inpatients) 10 incidents

10 patients (2 inpatients) 23 incidents

  

8 patients (1 inpatient) 11 incidents

8 patients (6 inpatients) 10 incidents

  

11 patients (3 inpatients) 21 incidents

13 patients (8 inpatients) 33 incidents

  

Total treatment costs

16,199 (6669)

13,217 (23,006)

2981 (3839)

0.000

5909 (8266)

16,695 (27,042)

− 10,787 (4582)

0.007

22,107 (13,358)

29,912 (40,179)

− 7805 (6860)

0.508

  1. a Costs of emergency treatment due to self-harm or risk of self-harm, including GP consultations, emergency department visits and hospitalizations
  2. b t test. Other tests of p values of mean difference are tested by Mann–Whitney U