. 2013 Dec;11(12):989–998.

Table I.

Effect of vitamin E treatment on sperm parameters in the aged and young mice

Sperm Parameters		11-12 months old		2-3 months old		p-value ^*
Sperm Parameters		Control group (1)	Experimental group (2)	Control group (1)	Experimental group (2)	p-value ^*
Day 21
	Concentration (10⁶/mL)	3.80 ± 0.11^a	4.18 ± 0.24^b	4.40 ± 0.18^b	4.76 ± 0.37^cd	<0.001
	Motility (%)	42.00 ± 3.16^a	51.25 ± 2.32^b	77.75 ± 2.06^c	86.50 ± 2.38^d	<0.001
	Viability (%)	70.25 ± 4.50^a	69.75 ± 0.50^a	83.75 ± 6.40^a	83.75 ± 4.35^a	<0.001
	Normal morphology (%)	70.50 ± 3.32^a	75.25 ± 7.14^ab	81.00 ± 2.71^bc	85.00 ± 3.74^c	0.001
Day 28
	Concentration (10⁶/mL)	3.87 ± 0.14^a	4.10 ± 0.16^b	4.35 ± 0.23^c	4.92 ± 0.07^d	<0.001
	Motility (%)	40.50 ± 4.12^a	41.50 ± 4.20^a	79.00 ± 2.94^c	87.00 ± 1.82^d	<0.001
	Viability (%)	71.50 ± 5.07^a	70.25 ± 4.27^a	82.75 ± 5.50^b	82.75 ± 5.50^b	<0.001
	Normal morphology (%)	70.00 ± 4.08^a	74.25 ± 6.13^ab	79.25 ± 0.96^bc	86.00 ± 4.24^c	<0.001
Day 35
	Concentration (10⁶/mL)	3.75 ± 0.17^a	4.11 ± 0.40^ab	4.30 ± 0.29^b	4.23 ± 0.93^b	0.002
	Motility (%)	39.50 ± 0.58^a	51.00 ± 2.44^b	78.25 ± 3.95^c	82.00 ± 2.44^c	<0.001
	Viability (%)	71.75 ± 3.59^a	69.50 ± 3.11^a	84.00 ± 5.10^b	84.00 ± 4.40^b	<0.001
	Normal morphology (%)	72.25 ± 4.50^ab	77.25 ± 1.71^bc	78.00 ± 6.48^bc	87.00 ± 1.82^d	<0.001

Values are expressed as Mean±SD n=12 mice per group.

Data were analyzed by ANOVA test (p>0.05).

Different superscripts differed significantly within row at p<0.05 by Duncan post hoc test.