Table 4 Regression coefficients (standard errors) of general practitioner and patient characteristics (number of general practitioners = 193) for mental health components score
Parameters (reference category) | Multilevel estimates for the main model | |||
|---|---|---|---|---|
Male | Female | |||
Complete cases | Imputed full model | Complete cases | Imputed full model | |
(n = 768) | (n =1018) | (n =823) | (n =1163) | |
Fixed effects | Â | Â | Â | Â |
Intercept | 35.52 | 35.09 | 32.80 | 34.16 |
Patient characteristics | Â | Â | Â | Â |
Age, years | Â | Â | Â | Â |
40-59 (18–39) | 0.48 (2.64) | 0.31 (2.49) | 2.83 (1.96) | 2.42 (1.57) |
>59 (18–39) | 1.89 (2.68) | 1.68 (2.51) | 6.33 (1.99)†| 5.62 (1.64)‡ |
Good or very good health (very bad, bad or fair health) | 6.92 (0.75)‡ | 6.84 (0.79)‡ | 7.31 (0.71)‡ | 7.33 (0.62)‡ |
Own home & car (rented & don’t own car) | 5.04 (1.87)†| 3.42 (1.71)* | 1.37 (1.48) | 1.50 (1.29) |
Own home only (rented & don’t own a car) | 3.24 (3.12) | 0.30 (2.77) | 0.47 (1.72) | 0.27 (1.61) |
Own car only (rented & don’t own car) | 3.04 (1.98) | 1.55 (1.93) | 0.67 (1.66) | 0.67 (1.43) |
College / university (elementary / high school) | 0.78 (0.79) | 0.65 (0.78) | 0.07 (0.79) | 0.00 (0.72) |
Employed patients (unemployed1) | 2.95 (1.24)* | 3.40 (1.18)†| 1.42 (1.01) | 1.16 (1.03) |
Retired patients (unemployed1) | 4.95 (1.20)‡ | 5.43 (1.10)‡ | 2.62 (0.89)†| 2.86 (0.87)†|
Married/cohabiting (single/separated/divorced/widowed) | 0.91(0.95) | 0.96 (1.03) | 2.29 (0.77)†| 2.43 (0.73)‡ |
Two or more conditions (one condition) | 0.11 (0.74) | −0.05 (0.77) | −0.96 (0.76) | −1.56 (0.73)* |
Smoker (non-smoker) | 1.62 (1.35) | 1.16 (1.39) | −4.20 (1.17)‡ | −3.99 (1.08)‡ |
Overall satisfaction with care | 0.60 (0.35) | 0.56 (0.36) | 1.04 (0.34)†| 0.84 (0.34)* |
General Practitioner characteristics | Â | Â | Â | Â |
Female (Male) | 0.55 (1.06) | 0.41 (1.04) | −1.25 (0.81) | −0.74 (0.75) |
Overseas qualified (qualified in Australia) | −1.87 (0.96) | −1.73 (0.98) | −0.28 (0.86) | 0.02 (0.85) |
Years in the current practice | Â | Â | Â | Â |
6–15 (< 6) | −1.32 (0.99) | −0.82 (0.97) | 0.66 (0.91) | 0.90 (0.88) |
> 15 (< 6) | −0.04 (0.97) | 0.02 (0.99) | 0.18 (0.97) | 0.36 (1.02) |
Years as a GP | Â | Â | Â | Â |
  19–24 (< 19) | 0.35 (1.03) | 0.51 (1.04) | 0.88 (0.91) | 0.49 (0.87) |
  > 24 (< 19) | 0.58 (1.07) | 0.44 (1.13) | 0.23 (1.02) | −0.52 (1.04) |
Size 1–3 GPs in the practice (4 or more GPs) | −0.84 (0.78) | −0.79 (0.80) | −0.63 (0.77) | −0.69 (0.69) |
Urban practice (Rural practice) | 0.87 (0.76) | 0.93 (0.74) | −0.34 (0.78) | −0.32 (0.73) |
Random effects | Â | Â | Â | Â |
Variance between general practitioners (standard errors) | 0.00 (0.00) | 0.92 (1.53) | 0.00 (0.00) | 0.30 (1.01) |
% variance explained | 100 | 84.3 | 100 | 88.1 |
Variance between patients (standard errors) | 96.08 (4.90)‡ | 97.67 (5.35)‡ | 95.10 (4.69)‡ | 96.36 (4.43)‡ |
% variance explained | 16.6 | 16.4 | 22.9 | 22.3 |