Table 7. Mean, standard error and probability values for the group effect (clamping vs. no clamping) and moment effect (first vs. second) by the Wilcoxon signed-rank test.

		Group				Moment
		Clamp	No clamp	P-value		First	Second	P-value
Apgar score
	First	6.3 ± 0.45	7.2 ± 0.44	0.1	Clamp	6.3 ± 0.45	8.5 ± 0.14	<0.01
	Second	8.5 ± 0.4	8.9 ± 0.14	<0.01	No clamp	7.2 ± 0.44	8.9 ± 0.14	<0.01
Reflex score
	First	1.7 ± 0.45	2.8 ± 0.14	<0.05	Clamp	1.76 ± 0.45	4.96 ± 0.44	<0.01
	Second	4.9 ± 0.44	5.6 ± 0.08	<0.05	No Clamp	2.8 ± 0.14	5.6 ± 0.08	<0.01