Table 1. Microscopic semen parameters, infertile vs. fertile couples*.
Parameter Mean value ± SEM
(infertile couples) n=50
Mean value ± SEM
(fertile couples) n=10
p-value
(t-test, Mann-Whitney)
Sperm concentration (M/mL) 30.80±5.43 53.25±14.8 0.0734
Sperm count (M/sample) 72.31±10.08 89.43±19.46 0.0989
Progressive motility (%) 39.19±3.39 48.07±5.037 0.1812
Total motility (%) 54.05±3.55 65.02±6.299 0.052
Total motile sperm count (TMSC) (M/sample) 34.60±6.11 56.81±16.93 0.1550
VCL (µm/s) 45.60±1.795 51.28±3.608 0.0479
VSL (µm/s) 21.34±0.8431 25.71±2.013 0.0398
VAP (µm/s) 29.30±1.015 34.17±1.988 0.0330
LIN (%) 47.55±1.682 49.12±1.966 0.4248
STR (%) 67.76±1.38 71.44±2.112 0.3479
WOB (%) 64.95±1.704 66.53±1.174 0.4606
ALH (µm) 2.159±0.088 2.456±0.146 0.0500
BCF (Hz) 6.278±0.1861 7.344±0.367 0.0197
Mucus penetration (%) 16.66±1.744 26.17±2.763 0.0008
Round cell (M/mL) 0.5667±0.0648 0.511±0.134 0.0784
Morphologically normal spermatozoa (%) 11.14±1.33 17.67±2.360 0.0498
Teratozoospermia index 1.561±0.034 1.484±0.055 0.2573
Sperm deformity index 1.841±0.062 1.703±0.105 0.1376
Head deformity (%) 79.64±2.109 70.29±4.079 0.0097
Neck and midpiece deformity (%) 46.99±2.086 39.65±2.585 0.0491
Tail deformity (%) 6.146±1.26 8.456±1.27 0.0431
Excess residual cytoplasm (%) 7.951±1.066 5.954±1.838 0.3044
Normal acrosome (%) 61.16±3.1 63.43±6.795 0.3915
Abnormal acrosome (%) 39.26±3.052 36.57±6.395 0.3648

*Values are represented as mean value ± Standard Error of the Mean (SEM)
p≤0.05 - statistically significant.