Antepartum and intrapartum stillbirth rates across gestation: a cross-sectional study using the revised foetal death reporting system in the U.S.

Table 3 Pathological examination among singleton stillbirths 24–43 weeks of gestation, by timing of foetal death, United States 2014

	Antepartum deaths N = 6200		Antepartum deaths without CM ^b N = 558		Intrapartum deaths N = 453		Intrapartum deaths without CM ^b N = 122		Unknown timing ^c N = 5403
	n	%	n	%	n	%	n	%	n	%
Autopsy
Performed	912	14.7	74	13.3	63	13.9	13	10.7	850	15.7
Planned	642	10.4	44	7.9	28	6.2	6	4.9	479	8.9
Neither	4646	74.9	440	78.9	362	79.9	103	84.4	4017	74.4
Unknown									57	1.1
Histological placental exam
Performed	3145	50.7	255	45.7	240	53.0	50	41.0	2412	44.6
Planned	1320	21.3	112	20.1	73	16.1	22	18.0	956	17.7
Neither	1735	28.0	191	34.2	140	30.9	50	41.0	1978	36.6
Unknown									57	1.1
Neither autopsy nor histological placental exam ^a	1562	25.2	176	31.5	130	28.7	49	40.2	1813	33.6

^a Neither autopsy nor histological placental examination were performed or the status of both examinations is unknown. ^b Congenital malformations, deformations and chromosomal abnormalities. ^C Includes those not living during labour and no initial assessment was performed, and those of unknown timing of death

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