| Prediction interval |  | |||||||
---|---|---|---|---|---|---|---|---|---|
Variable | Category | Est | 95% CI | SE | LL | UL | Heterogeneity (Ï„) | I2 | Global p-value |
Age group | Â | Â | Â | Â | Â | Â | Â | Â | <.001** |
 | 18–24 | 7.62 | (7.29,7.96) | 0.17 | 6.26 | 8.78 | 0.79 | 98.9 |  |
25–29 | 7.51 | (7.17,7.84) | 0.17 | 6.14 | 8.65 | 0.78 | 98.6 |  | |
30–39 | 7.36 | (7.02,7.69) | 0.17 | 5.99 | 8.60 | 0.79 | 99.3 |  | |
40–49 | 7.12 | (6.83,7.42) | 0.15 | 5.79 | 8.31 | 0.70 | 98.8 |  | |
50–59 | 6.93 | (6.66,7.21) | 0.14 | 5.74 | 7.92 | 0.64 | 98.5 |  | |
60–69 | 6.72 | (6.44,7.01) | 0.15 | 5.72 | 7.84 | 0.66 | 98.3 |  | |
70–79 | 6.55 | (6.26,6.85) | 0.15 | 5.18 | 7.61 | 0.67 | 97.6 |  | |
80 or older | 6.44 | (6.21,6.67) | 0.12 | 5.25 | 7.11 | 0.42 | 78.8 | Â | |
Gender | Â | Â | Â | Â | Â | Â | Â | Â | <.001** |
 | Male | 7.34 | (7.06,7.63) | 0.15 | 5.85 | 8.28 | 0.68 | 99.5 |  |
Female | 7.09 | (6.81,7.38) | 0.15 | 6.09 | 8.30 | 0.68 | 99.5 | Â | |
Other | 6.31 | (5.90,6.72) | 0.21 | 5.46 | 7.33 | 0.56 | 60.0 | Â | |
Marital status | Â | Â | Â | Â | Â | Â | Â | Â | <.001** |
 | Married | 7.24 | (6.97,7.50) | 0.13 | 6.17 | 8.35 | 0.63 | 99.5 |  |
Separated | 6.93 | (6.61,7.26) | 0.17 | 5.88 | 8.12 | 0.72 | 93.1 | Â | |
Divorced | 6.80 | (6.48,7.11) | 0.16 | 5.62 | 7.91 | 0.71 | 96.4 | Â | |
Widowed | 6.58 | (6.29,6.87) | 0.15 | 5.35 | 7.88 | 0.66 | 94.0 | Â | |
Domestic partner | 7.22 | (6.89,7.55) | 0.17 | 5.56 | 8.22 | 0.72 | 98.0 | Â | |
Single, never married | 7.34 | (6.96,7.73) | 0.20 | 5.63 | 8.59 | 0.92 | 99.5 | Â | |
Employment status | Â | Â | Â | Â | Â | Â | Â | Â | <.001** |
 | Employed for an employer | 7.41 | (7.12,7.70) | 0.15 | 6.03 | 8.38 | 0.68 | 99.5 |  |
Self-employed | 7.42 | (7.17,7.67) | 0.13 | 6.00 | 8.35 | 0.59 | 98.2 | Â | |
Retired | 6.62 | (6.36,6.88) | 0.13 | 5.79 | 7.77 | 0.59 | 97.8 | Â | |
Student | 7.61 | (7.26,7.96) | 0.18 | 6.35 | 9.04 | 0.83 | 98.0 | Â | |
Homemaker | 6.88 | (6.56,7.19) | 0.16 | 5.68 | 8.35 | 0.73 | 97.9 | Â | |
Unemployed and looking for a job | 6.92 | (6.46,7.37) | 0.23 | 4.89 | 8.32 | 1.07 | 98.7 | Â | |
None of these/other | 6.45 | (5.96,6.93) | 0.25 | 3.80 | 8.37 | 1.11 | 97.3 | Â | |
Education | Â | Â | Â | Â | Â | Â | Â | Â | <.001** |
 | Up to 8 years | 6.95 | (6.63,7.27) | 0.16 | 5.28 | 8.25 | 0.74 | 98.2 |  |
9–15 years | 7.30 | (6.96,7.63) | 0.17 | 5.88 | 8.55 | 0.80 | 99.7 |  | |
16+ years | 7.50 | (7.24,7.77) | 0.13 | 6.33 | 8.80 | 0.62 | 99.2 | Â | |
Religious service attendance | Â | Â | Â | Â | Â | Â | Â | Â | <.001** |
 | >1/week | 7.54 | (7.24,7.83) | 0.15 | 6.42 | 9.16 | 0.70 | 98.0 |  |
1/week | 7.48 | (7.27,7.69) | 0.11 | 6.64 | 8.32 | 0.48 | 97.3 | Â | |
1–3/month | 7.27 | (7.05,7.48) | 0.11 | 6.18 | 8.17 | 0.50 | 95.5 |  | |
A few times a year | 7.18 | (6.94,7.43) | 0.13 | 6.07 | 8.02 | 0.59 | 98.6 | Â | |
Never | 6.95 | (6.67,7.23) | 0.14 | 5.92 | 8.31 | 0.64 | 99.3 | Â | |
Immigration status | Â | Â | Â | Â | Â | Â | Â | Â | <.001** |
 | Born in this country | 7.21 | (6.92,7.50) | 0.15 | 5.97 | 8.29 | 0.70 | 99.7 |  |
Born in another country | 7.14 | (6.87,7.41) | 0.14 | 6.12 | 8.12 | 0.59 | 93.8 | Â |