Table 2.

Linear regression between background characteristics and treatment outcome with POX Heart rate reading at 1 min as dependent variable

	Std. Error	Beta coefficient	p-value
(Constant-HR at 1 min (pulse oximeter)	2.225	116.228	< 0.001
Mothers age	0.034	−0.008	0.713
Randomization	0.283	−0.689	< 0.001
Complication detected during pregnancy	0.879	0.004	0.832
Birth weight (grams)	0.000	−0.001	0.964