Table 3.
Percent change in infant NNS measures per IQR increase in maternal urinary phthalate or phthalate replacement metabolite concentrations across pregnancy, adjusted for urinary specific gravity, infant sex, and birthweight (n = 189).
| Frequency (Hz) | Amplitude (CmH2O) | Bursts/Minute | Cycles/Minute | Cycles/Burst | |
|---|---|---|---|---|---|
| %Δ / IQR (95% CI) | %Δ / IQR (95% CI) | %Δ / IQR (95% CI) | %Δ / IQR (95% CI) | %Δ / IQR (95% CI) | |
| MEHP | −3.4 (−6.5, −0.2)* | 3.2 (−6.5, 12.9) | 0.1 (−10.1, 10.3) | −5.5 (−13.3, 2.2) | −4.7 (−21.1, 11.7) |
| MBzP | −1.3 (−4.1, 1.6) | −0.6 (−9.4, 8.2) | 0.9 (−8.4, 10.1) | −3.7 (−10.7, 3.4) | −7.1 (−22, 7.7) |
| MCPP | −1.7 (−5, 1.7) | 9.2 (−1, 19.5) | 2.7 (−8.1, 13.6) | −2.6 (−10.9, 5.7) | −5.7 (−23.1, 11.8) |
| MCNP | −3.5 (−6.2, −0.8)* | 8.9 (0.6, 17.3) * | −4.2 (−13, 4.7) | −0.2 (−7, 6.6) | 6.5 (−7.8, 20.7) |
| MCOP | −2 (−4.9, 0.9) | 5.1 (−3.8, 14.1) | −1.2 (−10.6, 8.3) | −0.6 (−7.8, 6.6) | 3.4 (−11.8, 18.5) |
| MONP | 0.1 (−3.1, 3.3) | 5.4 (−4.3, 15.1) | −1.4 (−11.6, 8.8) | −2.3 (−10.1, 5.5) | 3.3 (−13.1, 19.7) |
| MEP | 0.9 (−2, 3.8) | 0.9 (−8, 9.8) | 0.4 (−8.9, 9.8) | 1.2 (−5.9, 8.4) | 6.4 (−8.6, 21.4) |
| ΣDBP | −0.1 (−3.2, 3) | −4.7 (−14.2, 4.8) | 1.7 (−8.3, 11.7) | −4.2 (−11.8, 3.4) | −7.2 (−23.2, 8.9) |
| ΣDiBP | 0 (−2.7, 2.8) | −2.4 (−10.8, 6.1) | 0.8 (−8.1, 9.7) | −2.3 (−9.1, 4.5) | −4.4 (−18.7, 9.9) |
| ΣDEHP | −2.3 (−5.3, 0.7) | 7.7 (−1.5, 16.9) | 3.2 (−6.5, 13) | −4 (−11.5, 3.4) | −8.1 (−23.8, 7.5) |
| ΣDEHTP | 0 (−2.7, 2.7) | 11.2 (2.9, 19.5) * | −1.4 (−10.2, 7.5) | 3.6 (−3.2, 10.3) | 11.7 (−2.4, 25.7) |
IQR: interquartile range increase; CI: confidence interval.
*
p-value < 0.05.
ΣDBP: MBP + MHBP
ΣDiBP: MiBP + MHiBP
ΣDEHP: MEHP + MEHHP + MEOHP + MECPP
ΣDEHTP: MECPTP + MEHHTP