Table 3. Survey weighted multivariate regressions unadjusted and adjusted for potential confounders for study population.
| Coefficient (change in FEV1% predicted) [95% C.I.] | NHANES III Cohort | NHANES 2007–2012 Cohort | ||
|---|---|---|---|---|
| n = 14,088 | Coefficient P value | n = 14,036 | Coefficient P value | |
| Temperature (per 10°F) [UNADJUSTED] | -0.51 [-1.22, 0.19] |
0.15 | -0.46 [-0.91, -0.02] |
0.042 |
| Temperature (per 10°F) [ADJUSTED]* | -0.71 [-1.30, -0.11] (n = 11,088) |
0.020 | -0.59 [-1.06, -0.12] (n = 11,274) |
0.014 |
*Adjusted for sex (male = 0; female = 1), age (years), and insurance status (private = 0; public = 1).