. 2013 Jan 25;34(3):373–381. doi: 10.1007/s10815-013-9936-x

Table 3.

Statistic comparisons of DNA Fragmentation Index and oxidative biomarkers between controls and infertile men

Parameters	Controls (n = 50)	OAT (n = 40)	Terato (n = 31)	Astheno (n = 29)	P-value
Parameters	Controls (n = 50)	OAT (n = 40)	Terato (n = 31)	Astheno (n = 29)	Controls vs OAT	Controls vs Terato	Controls vs Astheno
DFI (%)
Means ± SD	12.23 ± 4.73	28.88 ± 5.87	20.62 ± 4.42	25.18 ± 6.13	P < 0.001	P < 0.001	P < 0.001
Min-Max	0–23.40	16.41–44.80	10.80–28.41	12.24–49.01	P < 0.001	P < 0.001	P < 0.001
SOD (×10⁻³ g/P)
Means ± SD	2.75 ± 0.97	1.09 ± 0.53	2.17 ± 1.31	2.10 ± 0.60	P < 0.001	0.02	0.003
Min-Max	1.02–7.99	0.44–6.76	0.91–6.76	0.71–3.41	P < 0.001	0.02	0.003
GPX (×10⁻³ g/P)
Means ± SD	9.58 ± 2.44	3.89 ± 2.21	9.56 ± 2.81	8.79 ± 2.31	P < 0.001	NS	NS
Min-Max	3.21–20.65	0.11–7.83	0.98–15.03	2.21–9.87	P < 0.001	NS	NS
CAT (×10⁻⁵ g/P)
Means ± SD	2.49 ± 1.46	1.89 ± 0.81	1.97 ± 0.71	2.30 ± 0.97	0.001	NS	NS
Min-Max	0.65–10.80	0.01–6.43	0.80–3.65	0.43–2.99	0.001	NS	NS
MDA (μmol/l)
Means ± SD	1.54 ± 0.68	2.91 ± 1.15	2.19 ± 0.72	2.39 ± 1.79	P < 0.001	P < 0.001	0.03
Min-Max	0.43–2.99	0.65–5.77	0.59–4.54	1.03–10.80	P < 0.001	P < 0.001	0.03

OAT Oligoasthenoteratozoospermics, Terato Teratozoospermics, Astheno asthenozoospermics, DFI DNA Fragmentation Index, SOD superoxide dismutase, GPX glutathione peroxidase, CAT Catalase, MDA Malondialdehyde acid, Max maximum, Min minimum, SD standard deviation, NS Not significant. Data are expressed as means ± SD. P ≤ 0.05 = significant; P ≤ .001 = highly significant