Table III.

Correlation between conventional parameters and Tetrols.

		Tetrol I-1	Tetrol II-2	Sperm concentration	Progressive motility	MNP c	Normal forms	Total count	Age	Cigarette/day
Tetrol I-1	R	1.000
	P	.
	N	86
Tetrol II-2	R	0.869b	1.000
	P	0.000	.
	N	86	86
Sperm concentration	R	0.077	0.022	1.000
	P	0.480	0.840	.
	N	86	86	86
Progressive motility	R	−0.264a	−0.222a	0.052	1.000
	P	0.014	0.040	0.502	.
	N	86	86	86	86
MNP c	R	0.234a	0.279b	0.025	−0.606b	1.000
	P	0.030	0.009	0.750	0.000	.
	N	86	86	86	86	86
Normal forms	R	0.137	0.201	0.123	0.161a	−0.015	1.000
	P	0.209	0.063	0.109	0.035	0.848	.
	N	86	86	86	86	86	86
Total count	R	0.061	0.042	0.820b	0.143	−0.013	0.228b	1.000
	P	0.579	0.702	0.000	0.063	0.866	0.003	.
	N	86	86	86	86	86	86	86
Age	R	−0.152	−0.225a	−0.006	0.041	−0.060	0.021	0.056	1.000
	P	0.165	0.038	0.941	0.595	0.440	0.786	0.465	.
	N	85	85	86	86	86	86	86	86
Cigarette/day	R	0.101	0.191	0.015	0.028	0.126	0.253a	0.143	0.358b	1.000
	P	0.575	0.286	0.903	0.823	0.312	0.040	0.248	0.002	.
	N	40	40	40	40	40	40	40	40	40

^aCorrelation is significant at the 0.05 level (two-tailed).

^bCorrelation is significant at the 0.01 level (two-tailed). R, Spearman's rank correlation; P, P-value; N, number of men.