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Summary of logistic regression model predicting age 8 oral language status from age 2 late talking status, with control variables. Late talking defined as not yet combining words at age 2.
| Variable | b | SE | Odds ratio | 95% CI for odds ratio |
|---|---|---|---|---|
| PIQ | -.071 | .015 | .931 | .905–.959 |
| Mother's education | 1.328 | .338 | 3.77 | 1.95–7.310 |
| Race | .720 | .463 | 2.055 | .830–5.090 |
| Word combining: Often [referent] | ||||
| Not yet | 1.046 | .484 | 2.846 | 1.101–7.354 |
| Sometimes | .625 | .384 | 1.869 | .881–3.966 |
| Constant | 4.860 | 1.474 | 128.99 |
