Table 2.

Odds ratios (95% CI) for mild/severe HDP according to cut-off value among 38,194 pregnancies.

	Maternal leukocyte counts		Maternal neutrophil counts		Maternal monocyte counts
	Q1 (under cut-off value)	Q2 (over cut-off value)	Q1 (under cut-off value)	Q2 (over cut-off value)	Q1 (under cut-off value)	Q2 (over cut-off value)
Mild HDP	< 9000	9000–<	< 6469.5	6469.5–<	< 336.3	336.3–<
All participants, n	27,060	11,134	24,769	13,425	14,524	23,670
Maternal leukocyte/neutrophil/monocyte counts, means ± SD	7084 ± 1263	10,317 ± 1221	5009.6 ± 1024.9	7723.2 ± 1117.8	275.0 ± 44.6	447.5 ± 93.1
Cases, n	529	329	480	378	251	607
Gestational age at time of blood collection, means ± SD	11.2 ± 2.17	11.3 ± 2.18	11.2 ± 2.16	11.3 ± 2.18	11.2 ± 2.16	11.2 ± 2.18
Crude odds ratio (95% CI)	1.0 (Reference)	1.53 (1.33–1.76)*	1.0 (Reference)	1.47 (1.28–1.68)*	1.0 (Reference)	1.50 (1.29–1.74)*
Severe HDP	< 9600	9600–<	< 5413.1	5413.1–<	< 376.3	376.3–<
All participants, n	30,577	7617	14,752	23,442	20,204	17,990
Maternal leukocyte/neutrophil/monocyte counts, means ± SD	7332 ± 1374	10,817 ± 1174	4385.6 ± 859.5	6956.3 ± 1242.1	297.8 ± 52.9	476.4 ± 88.8
Cases, n	261	109	105	265	154	216
Gestational age at time of blood collection, means ± SD	11.2 ± 2.17	11.3 ± 2.18	11.1 ± 2.15	11.3 ± 2.18	11.2 ± 2.16	11.2 ± 2.18
Crude odds ratio (95% CI)	1.0 (Reference)	1.69 (1.35–2.11)*	1.0 (Reference)	1.59 (1.27–2.00)*	1.0 (Reference)	1.58 (1.29–1.95)*

BMI body mass index, CI confidence intervals, HDP hypertensive disorders of pregnancy, SD standard deviation.

*P < 0.05 for logistic regression analysis.