Table 2.

Primary and secondary outcome variables for strict criteria group.

Variable	WBTH (n = 36)	Non-WBTH (n = 32)	P value
Primary outcomes (mean ± SD)
DOL enteral feeds started	5.6 ± 2	6 ± 3	0.12
DOL full enteral feeds reached	10.1 ± 3.7	11.3 ± 5.6	0.02∗
DOL full oral feeds reached	11.5 ± 5.6	12.7 ± 6.7	0.01∗
Secondary outcomes (%)
Never started enteral feeds	5.6	28.1	0.02∗
Never reached full enteral feeds	5.6	37.5	0.002∗
Never reached full oral feeds	19.4	56.3	0.002∗
Death	5.7	32.3	0.009∗
GT	5.6	15.6	0.24
Combined death and GT	11.1	46.9	0.001∗
Discharged with gavage feeds	5.6	9.4	0.66
Combined death and discharged with gavage feeds	11.1	43.8	0.005∗
NEC+	0	9.4	0.1
ECMO	8.3	0	0.24
Elevated liver enzymes†	63.9	63	0.94
Elevated coagulation parameters∞	100	91.3	0.15
Days to hospital discharge or death	16.9 ± 11.1	16.9 ± 12	1

∗Significance defined by P < 0.05.

⁺Grossly bloody stool (Bell's stage IIA or greater).

^†Aspartate aminotransferase level >200 IU and alanine aminotransferase level >100 IU.

^∞Prothrombin time >15.6 seconds and partial thromboplastin time >41.5 seconds.