. Author manuscript; available in PMC: 2013 May 1.

Published in final edited form as: J Perinat Neonatal Nurs. 2006 Apr-Jun;20(2):157–162. doi: 10.1097/00005237-200604000-00010

Table 3.

Regression analyses for feeding outcomes

Predictor variables	df	R	R²	Adjusted R²	F	P
Proficiency^*	3, 721				59.708	.000
Feeding experience		0.381	0.145	0.144
Number of sucks		0.439	0.192	0.190
Behavior state		0.446	0.199	0.196
Efficiency^*	4, 726				99.919	.000
Feeding experience		0.516	0.266	0.265
Number of sucks		0.582	0.339	0.337
Behavior state			0.348	0.345
PCA		0.596	0.355	0.352
Consumed^*	3, 727				53.182	.000
Feeding experience		0.374	0.140	0.139
Number of sucks		0.411	0.169	0.167
Behavior state		0.424	0.180	0.177
Success^†	3, 692				92.125	.000
Feeding experience		0.334	0.128	0.126
Number of sucks		0.229	0.186	0.169

Uses multiple regression analysis.

^†

Uses logistic regression analysis; value expressed is χ².