Effects of Family Participatory Nursing on Clinical Outcomes of Premature Infants in NICU and Families’ Psychological Status

Table 4

Comparison of clinical outcomes between the two groups [n (%), x̅ ± s].

Group	Number of subjects	Discharge weight (g)	Discharge weight Z-value	NBNA score (points) after 7 days of hospitalization	BSID score at 15 months of age (points)
					MDI	PDI
Observation group	72	2.19 ± 0.24	1.245 ± 0.952	37.31 ± 3.89	96.47 ± 9.28	88.61 ± 9.92
Control group	78	2.07 ± 0.33	1.617 ± 0.916	35.63 ± 2.76	90.17 ± 8.53	81.43 ± 9.68
t-value		2.529	2.422	3.069	4.332	4.485
-value		0.013	0.017	0.003	<0.001	<0.001

Note: NBNA is Neonatal Behavioral Neurometry Scale, BSID is Bailey Infant Development Scale, MDI is Mental Development Index, and PDI is Psychomotor Development Index.