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Table 1 Descriptive statistics of outcomes

From: Confounding and missing data in cost-effectiveness analysis: comparing different methods

  

DSQ, immature defence styles

  

DSQ <4 (N=93)

 

DSQ ≥4 (N=100)

Variable

Month

Mean a

SD b

NZ c

NM d

 

Mean a

SD b

NZ c

NM d

GSI

3

0.85

0.51

 

7

 

1.19

0.55

 

11

GSI

7

0.70

0.48

 

14

 

1.08

0.60

 

19

GSI

9

0.64

0.45

 

10

 

1.02

0.63

 

22

GSI

12

0.65

0.51

 

13

 

1.01

0.62

 

21

AUC of Eff

3–12

0.51

0.31

 

18

 

0.8

0.39

 

30

Costs

0–3

735

251

0

9

 

832

313

0

15

Costs

3–7

689

309

1

9

 

802

627

1

15

Costs

7–9

185

259

38

9

 

234

309

31

19

Costs

9–12

186

345

41

9

 

238

473

37

20

Cumul. costs

0–12

1818

809

0

12

 

2131

1323

0

21

  1. Descriptive statistics of the effectiveness and cost outcomes.
  2. aObserved means.
  3. bStandard deviations.
  4. cNumber of observations with zero costs.
  5. dNumber of observations with missing values.