Table 2.

Growth outcomes at discharge

(Mean values and standard deviations)

	MOM (n 40)		PF (n 40)
Anthropometric measurement	Mean	sd	Mean	sd	P
Weight (g)	2108	177	2133	190	0·55
Weight z-score	–2·51	0·49	–2·53	0·51	0·85
Δ weight z-score	–0·47	0·41	–0·25	0·36	0·01*
Length (cm)	43·2	2·3	43·6	2·1	0·37
Length z-score	–2·44	0·78	–2·43	0·91	0·95
Δ length z-score	–0·63	0·75	–0·27	0·75	0·03*
HC (cm)	32·2	1·1	32·3	1	0·65
HC z-score	–1·21	0·69	–1·18	0·61	0·83
Δ HC z-score	0·13	0·67	0·41	0·55	0·04*
Weight gain (g/kg per d)	16·6	3·8	17	3·87	0·56

MOM, mother’s own milk; PF, preterm formula; HC, head circumference.

Mean ± sd, independent samples t test P values.

Δ z-score of weight, HC and length were calculated from birth to discharge.

^*Statistically significant difference.