A systematic review and meta-analysis to revise the Fenton growth chart for preterm infants

BMC Pediatrics

Table 2 Number of infants each week from each study

Gestational age	Voight, 2010		Olsen, 2010		Bertino, 2010		Kramer, 2001		Roberts, 1999		Bonellie, 2008
	Females	Males	Females	Males	Females	Males	Females	Males	Females	Males	Females	Males
22	188	321	-	-	-	-	80	82	71	74	-	-
23	431	560	133	153	3	8	106	114	79	95	-	-
24	575	704	438	451	20	24	148	156	115	135	120	126
25	713	846	603	722	40	38	184	202	136	180	115	118
26	812	968	773	881	35	58	191	234	188	235	179	172
27	1073	1203	966	1030	52	61	188	254	231	284	174	177
28	1276	1536	1187	1281	79	63	287	330	287	361	246	239
29	1516	1838	1254	1505	70	72	299	392	325	397	245	265
30	1853	2212	1606	1992	107	114	390	467	440	571	317	313
31	2283	2956	2044	2460	126	140	461	584	548	743	136	148
32	*	*	3007	3677	165	183	795	997	877	1117	193	205
33	*	*	4186	5014	211	240	1055	1368	1200	1471	239	256
34	*	*	5936	7291	263	349	2018	2553	2086	2657	374	422
35	*	*	5082	6952	366	418	3391	4314	3418	4092	644	653
36	*	*	4690	7011	562	665	8203	9648	7320	8788	1048	1265
37	*	*	4372	6692	1291	1492	17308	19965	16105	18660	2006	2499
38	*	*	5755	8786	3524	3976	47516	51947	47809	51404	4630	6387
39	*	*	5978	8324	5295	5452	75068	77623	68846	72871	8699	10706
40	*	*	5529	7235	5672	5653	110738	112737	137570	141553	12644	14230

ISSN: 1471-2431