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Table 1 The mean, standard deviation and range of the investigated parameters in 1 010 subfertile men

From: Analysis of human sperm DNA fragmentation index (DFI) related factors: a report of 1010 subfertile men in China

Variables Number Mean (SD) Range
Age (years) 1010 28.89 (4.60) 18-50
DFI (%) 1010 18.61 (12.46) 1.61-85.78
BMI (kg/m2) 1010 23.98 (3.08) 17.36-41.03
WC (cm) 1010 82.14 (9.27) 60-131
WHR 1010 0.86 (0.06) 0.70-1.13
WHtR 1010 0.47 (0.05) 0.34-0.74
Abstinence time (day) 1010 4.28 (1.72) 1-20
Semen volume (ml) 978 3.79 (1.42) 1.1-12
Sperm concentration (106/ml) 978 60.78 (51.97) 0.67-340.44
Total sperm count (106/ejaculate) 978 220.95 (199.10) 1.35-1364.86
Progressive motility (%) 978 32.29 (12.93) 0.91-81.60
Sperm motility (%) 978 45.37 (19.22) 1.51-98.89
Normal sperm morphology (%) 978 4.52 (2.01) 0.41-17.56
TNPMS (106/ejaculate) 978 3.81 (5.00) 0.01-45.20
Abnormal head (%) 978 67.84 (7.86) 11.10-95.15
Intact acrosome (%) 978 57.00 (10.61) 8.18-83.11
Acrosomal enzyme activity (IU/106 sperm) 978 48.46 (15.69) 15.13-127.65
Seminal plasma total α-glucotase (U/ml) 959 416.93 (191.90) 48.66-1019.84
Seminal plasma GGT (U/ml) 959 2436.08 (836.43) 17.62-4477.56
Seminal plasma fructose (mmol/L) 959 14.24 (7.18) 3.48-53.83
Seminal plasma zinc (mmol/L) 959 2.62 (1.16) 0.14-7.62
Serum TG (mmol/L) 974 1.65 (1.48) 0.05-23.34
Serum TC (mmol/L) 974 4.39 (0.93) 0.54-12.19
Serum LDL (mmol/L) 974 2.59 (0.73) 0.02-5.77
Serum HDL (mmol/L) 974 1.22 (0.26) 0.67-3.04
Serum LH (IU/L) 954 4.25 (2.13) 0.98-25.45
Serum FSH (IU/L) 954 4.84 (2.55) 1.14-26.43
Serum testosterone (nmol/L) 954 13.14 (4.06) 1.80-30.41
Serum estradiol (pmol/L) 954 108.74 (48.63) 3.0-331.0
Serum SHBG (nmol/L) 954 26.02 (10.92) 5.7-70.7
Seminal plasma TG (mmol/L) 887 0.14 (0.11) 0.01-0.90
Seminal plasma TC (mmol/L) 887 0.85 (0.51) 0.01-3.11
Seminal plasma LDL (mmol/L) 887 0.66 (0.34) 0.01-2.70
Seminal plasma HDL (mmol/L) 887 0.32 (0.21) 0.01-1.64
Seminal plasma FSH (IU/L) 396 0.29 (0.26) 0.10-2.13
Seminal plasma testosterone (nmol/L) 396 4.44 (2.15) 1.18-14.57
Seminal plasma estradiol (pmol/L) 396 276.17 (90.61) 62.06-505.73
  1. TNPMS Total normal-progressively motile spermatozoa count, SHBG sex hormone-binding globulin