Association between atmospheric pollutant levels and oxidative stress in pregnant women and newborns in Urumqi

BMC Public Health

Table 2 Baseline characteristics in pregnant women and their newborns

	Heating season (n,%;mean ± SD)	Non-heating season (n,%;mean ± SD)	P
Maternal Age(year)			0.285
15-	7(7.00)	12(12.00)
25-	89(89.00)	81(81.00)
35–44	4(4.00)	7(7.00)
Gestation length (day)	275.06 ± 0.716	276.82 ± 0.654	> 0.05
Nationality			0.188
Han	95(95.00)	85(85.00)
Minority	5(5.00)	15(15.00)
AQI	106.91 ± 0.13	97.44 ± 0.95	< 0.001^*
PM_2.5(µg·m^− 3)	65.72 ± 0.15	57.28 ± 0.92	< 0.001^*
PM₁₀(µg·m^− 3)	116.91 ± 0.15	98.88 ± 1.49	< 0.001^*
SO₂(µg·m^− 3)	9.03 ± 0.01	7.87 ± 0.03	< 0.001^*
NO₂(µg·m^− 3)	46.37 ± 0.06	42.22 ± 0.33	< 0.001^*
CO(µg·m^− 3)	1.29 ± 0.01	1.14 ± 0.01	< 0.001^*
O₃(µg·m^− 3)	46.94 ± 0.15	53.36 ± 0.75	< 0.001^*
PAH(µg·L^− 1)
Maternal PAHs	17.57 ± 4.53	14.50 ± 4.65	< 0.001^*
Newborn PAHs	14.10 ± 3.23	11.48 ± 3.28	< 0.001^*
Concentration of 8-OHdG(mg·moL^− 1)
8-OHdG in maternal venous blood	2532.71 ± 299.19	2399.04 ± 284.18	0.001^*
8-OHdG in maternal urine	1454.58 ± 306.15	600.32 ± 202.89	< 0.001^*
8-OHdG in neonatal umbilical cord blood	2434.88 ± 299.89	1288.58 ± 766.93	< 0.001^*

ISSN: 1471-2458