Table 7

Amount of variance (R²) in functioning explained by socio-demographic variables and physical health status variables (multiple regression analysis with sequential order of entered variables)

Models

SORM

SCR

SL

MSCR

MSORM

Socio-demographic

32.5***

37.1***

34.8***

15.1

21.7**

Sex / age

18.5

9.4

11.1

6.1

0.8

Education/employment

5.7

5.1

5.4

5.0

5.9

Social support

8.3

22.4

18.2

3.9

14.9

Physical health status

17.2*

26.8***

24.2***

17.5*

19.9*

Total R²

49.7**

63.9***

59.0***

32.6*

41.6***

***p ≤ 0.001, ** p ≤ 0.01, * p ≤ 0.05

Koukouli et al. BMC Health Services Research 2002 2:20   doi:10.1186/1472-6963-2-20