BMC Pediatrics

Table 2 Overview of outcomes in the entire cohort in relation to gestational age, birth weight, gender, and antenatal corticosteroids

From: Outcome at two years of age in a Swiss national cohort of extremely preterm infants born between 2000 and 2008

	Gestational age
	24^0/7 to 24^6/7		25^0/7 to 25^6/7		26^0/7 to 26^6/7		27^0/7 to 27^6/7		Total
	N	%	N	%	N	%	N	%	N	%
Favourable outcome	28	13	76	28	140	40	196	45	440	35
Moderate ND	18	9	36	13	51	15	61	14	166	13
Severe ND	11	5	18	7	21	6	28	6	78	6
Died after delivery room	61	29	90	33	76	22	65	15	292	23
Died in delivery room	87	41	28	10	8	2	7	2	130	10
Survived, no FU	5	2	23	8	50	14	82	19	160	13
Total	210	100	271	100	346	100	439	100	1266	100
	Birth weight
	< 500g		500-749g		750-999g		> 999g		Total
	N	%	N	%	N	%	N	%	N	%
Favourable outcome	4	9	110	27	211	40	115	42	440	35
Moderate ND	5	11	44	11	82	15	35	13	166	13
Severe ND	1	2	25	6	36	7	16	6	78	6
Died after delivery room	22	49	119	29	112	21	39	14	292	23
Died in delivery room	12	27	83	20	25	5	3	1	123	10
Survived, no FU	1	2	29	7	65	12	65	24	160	13
Total	45	100	410	100	531	100	273	100	1259	100
	Sex
	female		male		*Total*
	N	%	N	%	N	%
Favourable outcome	218	37	222	33	440	35
Moderate ND	75	13	91	13	166	13
Severe ND	29	5	49	7	78	6
Died after delivery room	128	22	164	24	292	23
Died in delivery room	64	11	65	10	129	10
Survived, no FU	71	12	89	13	160	13
Total	585	100	680	100	1265	100
	Antenatal corticosteroids
	incomplete/none		completed		Total
	N	%	N	%	N	%
Favourable outcome	140	28	296	41	436	35
Moderate ND	53	10	113	16	166	13
Severe ND	24	5	53	7	77	6
Died after delivery room	139	27	150	21	289	23
Died in delivery room	95	19	16	2	111	9
Survived, no FU	58	11	99	14	157	13
Total	509	100	727	100	1236	10

Died, patient died in NICU or after discharge from the NICU; died in delivery room, patient died in the delivery room; FU, follow-up; ND, neurodevelopmental disability.

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ISSN: 1471-2431

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