Outcome
|
Ta Exposure Category
|
Odds Ratio (95% CI)
|
---|
tLBW
|
Lowest quartile (Ta = < 18.5)
|
1.33 (1.11–1.58)
|
Intermediate quartiles
|
Reference
|
Highest quartile (Ta > =21.3)
|
1.17 (0.99–1.38)
|
SGA
|
Lowest quartile (Ta = < 18.5)
|
1.18 (1.09–1.29)
|
Intermediate quartiles
|
Reference
|
Highest quartile (Ta > =21.3)
|
0.91 (0.84–0.99)
|
- Ta Average ambient air temperature, tLBW term low birth weight, SGA small for gestational age. Odds ratios were adjusted for calendar month, year of birth, particulate matter < 2.5 μm (PM2.5), maternal age at birth, gravidity, parity, ethnicity, newborn sex, census-level poverty index and population density