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Table 4 Case-mix groups and distribution in derivation and replication samples

From: Development of a case-mix funding system for adults with combined vision and hearing loss

Case mix group

  

Derivation Sample (n = 182)

  

Replication Sample (n = 135)

  
 

Distribution% (n)

Mean Informal hours (CV)

Formal Cost CMI (CV)*

Formal and informal cost CMI (CV)

Distribution% (n)

Mean Informal hours (CV)

Formal Cost CMI (CV)

Formal and informal cost CMI (CV)

1

9.3 (17)

2.5 (0.10)

0.06 (1.08)

0.06(1.02)

15.6 (21)

3.4 (1.74)

0.21 (1.36)

0.21 (1.18)

2

9.9 (18)

7.0 (0.11)

0.14 (0.62)

0.17 (0.42)

5.9 (8)

11.7 (1.93)

0.22 (1.10)

0.27 (0.73)

3

12.1 (22)

31.4 (0.13)

0.31 (1.31)

0.51 (1.09)

13.3 (18)

33.7 (1.67)

0.27 (1.69)

0.47 (1.07)

4

6.6 (12)

7.0 (1.47)

0.15 (0.90)

0.18 (0.87)

6.7 (9)

8.6 (1.85)

0.19 (0.78)

0.22 (0.47)

5

6.6 (12)

37.8 (1.34)

0.34 (1.04)

0.56 (0.81)

5.9 (8)

18.7 (0.99)

0.36 (2.08)

0.45 (1.36)

6

6.0 (11)

12.2 (2.13)

1.16 (0.97)

1.05 (0.89)

5.2 (7)

49.0 (1.03)

0.78 (1.04)

1.03 (0.52)

7

8.8 (16)

14.3 (2.14)

0.45 (1.75)

0.47 (1.33)

7.4 (10)

23.8 (1.79)

0.61 (1.39)

0.70 (1.32)

8

13.7 (25)

57.0 (1.20)

1.17 (0.94)

1.42 (0.54)

8.9 (12)

36.9 (1.84)

2.77 (1.72)

2.68 (1.52)

9

26.9 (49)

19.6 (1.97)

2.29 (0.33)

2.07 (0.25)

31.1 (42)

8.8 (3.09)

1.78 (0.32)

1.62 (0.24)

All

100.0 (182)

22.9 (1.84)

1.00 (1.12)

1.00 (0.94)

100.0 (135)

17.7 (2.18)

1.00 (1.69)

1.00 (1.46)

  1. *CMI = CM index; CV = coefficient of variation.