Table 3.
OLS | Hierarchical linear models | ||
---|---|---|---|
Group-mean centereda |
Random effects |
||
1 Coef. | 2 Coef. | 3 Coef. | |
Neighborhood level | |||
Ambient stressors | 0.12*** | ||
Individual level | |||
Race (ref = non-Hispanic white) | |||
Non-Hispanic black | 0.59*** | 0.37*** | 0.53*** |
Hispanic | 0.23*** | 0.18* | 0.19** |
Non-Hispanic other | 0.30* | 0.15 | 0.29* |
Female | −0.25*** | −0.31*** | −0.26*** |
Age (ref = 18–29) | |||
30–39 | −0.04 | −0.05 | −0.04 |
40–49 | −0.11+ | −0.09 | −0.11+ |
50–59 | −0.04 | −0.04 | −0.04 |
60–69 | −0.21** | −0.21** | −0.18* |
70+ | −0.33*** | −0.34*** | −0.31*** |
First generation immigrant (ref = 2nd or higher) | 0.10+ | 0.09 | 0.11+ |
Education (ref = 0–11 years) | |||
12–15 years | −0.15** | −0.14* | −0.12* |
16+ years | −0.38*** | −0.28*** | −0.34*** |
Income (ref = $0–14,900) | |||
$15,000–39,000 | −0.10+ | −0.10 | −0.09 |
$40,000+ | −0.22*** | −0.18** | −0.19** |
Income missing | −0.06 | −0.03 | −0.03 |
Intercept | 0.17* | −0.08** | 0.16* |
R2 | 0.12 | – | – |
Adjusted ICC | – | 0.013 | 0.006 |
p < 0.001,
p < 0.01,
p < 0.05,
p < 0.1 (two-tailed tests).
Chicago Community Adult Health Survey, 2001–2003.
In this group-mean centered model, all covariates were centered around their neighborhood cluster means so that they reflect within-neighborhood effects.