[Retracted] Impact of Kangaroo Mother Care Intervention on Immunological and Pulmonary Functions of Preterm Infants during Breastfeeding

Table 4

The growth status of PTIs after KMC intervention.

	KMC (n = 46)	Control (n = 40)	t
Weight gain (g/d)	4.29 ± 0.58	3.78 ± 0.42	4.61	<0.001
Body length gain (cm/week)	1.32 ± 0.14	0.93 ± 0.14	12.89	<0.001
Head circumference increase (cm/week)	1.30 ± 0.16	1.01 ± 0.13	9.14	<0.001
Upper arm circumference increase (cm/week)	0.62 ± 0.27	0.43 ± 0.19	3.72	<0.001