From: Quantitative effects of tobacco smoking exposure on the maternal-fetal circulation
Cotinine 0 ng/mL n = 30 | Cotinine < 50 ng/mL n = 10 | Cotinine 50 - 500 ng/mL n = 14 | Cotinine >500 ng/mL n = 10 | P [1] | P [2] | |
---|---|---|---|---|---|---|
RI Percentile | ||||||
RUA | 42.8 ± 22.8 [10 a 90] | 40.0 ± 25.7 [10 a 90] | 55.3 ± 23.5 [10 a 90] | 22.9 ± 22.9 [25 a 75] | 0.201 | 0.267 |
LUA | 41.1 ± 20.8 [25 a 95] | 42.5 ± 20.6 [25 a 75] | 58.9 ± 15.8 [25 a 75] | 52.5 ± 18.4 [25 a 75] | 0.033 | 0.037 |
UA | 46.8 ± 20.1 [5 a 75] | 46.0 ± 21.0 [10 a 75] | 63.5 ± 14.6 [50 a 90] | 68.5 ± 17.3 [50 a 95] | 0.003 | 0.001 |
MCA | 45.3 ± 15.7 [5 a 75] | 42.5 ± 16.8 [25 a 75] | 36.8 ± 21.8 [5 a 75] | 34.5 ± 23.8 [5 a 75] | 0.321 | 0.14 |
Percentile of birth weight | 45.6 ± 21.5 [3 a 90 ] | 62.4 ± 24.4 [25 a 90] | 36.6 ± 24.0 [3 a 90] | 27.1 ± 22.8 [3 a 75] | 0.006 | 0.007 |