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Table 2 The frequency distribution of semen characteristics and statistical comparisons

From: An evaluation of the population characteristics, semen quality, and utilization status of autologous sperm cryopreservation and fertility preservation in for 662 patients: a 6-year monocentric retrospective study

Parameters

Total subjects

(n = 662)

Mean ± S.D

Cancer Group

Non-cancer Group

P valuea

Total (n = 351)

Mean ± S.D

15–29 years (n = 151)

Mean ± S.D

30–39 years (n = 161)

Mean ± S.D

40–49 years (n = 31)

Mean ± S.D

50–57 years (n = 8)

Mean ± S.D

P valueb

Total (n = 311)

Mean ± S.D

17–29 years (n = 72)

Mean ± S.D

30–39 years (n = 145)

Mean ± S.D

40–49 years (n = 65)

Mean ± S.D

50–70 years (n = 29)

Mean ± S.D

P valueb

Semen volume (ml)

2.62 ± 1.39

2.66 ± 1.42

2.63 ± 1.44

2.77 ± 1.40

2.30 ± 1.46

2.30 ± 1.54

0.326

2.59 ± 1.35

2.56 ± 1.40

2.82 ± 1.31

2.49 ± 1.31

1.72 ± 1.10

0.001e

0.521

Sperm concentration (× 106/ml)

59.41 ± 50.29

55.56 ± 48.52

51.08 ± 51.32

57.16 ± 46.70

74.21 ± 44.33

35.39 ± 22.85

0.059

63.75 ± 51.94

47.95 ± 40.68

55.58 ± 48.37

82.29 ± 54.72

102.30 ± 58.90

0.000f

0.036

Total sperm count (× 106/ejaculate)

147.09 ± 153.05

142.97 ± 161.69

140.12 ± 189.74

147.58 ± 141.53

154.32 ± 124.06

60.04 ± 52.81

0.489

151.73 ± 142.80

122.31 ± 140.54

144.54 ± 136.68

196.20 ± 157.68

161.06 ± 124.98

0.019 g

0.463

Progressive sperm rate (%)

42.16 ± 17.45

41.64 ± 17.19

43.14 ± 16.87

40.66 ± 17.42

43.55 ± 15.31

25.68 ± 18.98

0.029c

42.75 ± 17.75

44.67 ± 16.51

42.89 ± 17.86

42.14 ± 17.59

38.66 ± 20.50

0.483

0.414

RPFT (%)

25.34 ± 16.18

23.87 ± 15.69

24.15 ± 16.08

24.30 ± 14.89

22.93 ± 17.54

12.16 ± 15.58

0.245

27.00 ± 16.59

26.74 ± 15.86

27.36 ± 16.36

26.52 ± 17.79

23.68 ± 18.94

0.730

0.014

TPSB (× 106/ejaculate)

67.45 ± 76.46

62.07 ± 74.40

57.64 ± 77.63

66.10 ± 73.49

73.78 ± 67.55

19.26 ± 33.78

0.219

73.53 ± 78.39

63.86 ± 83.19

73.34 ± 76.68

85.89 ± 79.44

70.73 ± 72.26

0.434

0.054

TPSA (× 106/ejaculate)

45.40 ± 61.47

39.65 ± 58.57

35.81 ± 64.17

43.12 ± 53.11

46.17 ± 60.52

11.88 ± 25.18

0.385

51.90 ± 64.07

43.22 ± 64.33

50.98 ± 60.29

60.94 ± 69.96

50.43 ± 67.42

0.410

0.011

RRPM (%)

56.73 ± 25.46

54.59 ± 25.84

52.77 ± 26.68

56.02 ± 24.42

48.65 ± 35.24

28.25 ± 27.43

0.021d

59.14 ± 24.84

57.25 ± 25.01

59.41 ± 24.93

59.42 ± 25.50

47.59 ± 33.68

0.152

0.023

  1. RPFT rate of progressive sperm after frozen-thawed test, RRPM recovery rate of progressive motile sperm, S.D. standard deviation;, TPSA total PR sperm count of after frozen-thawed test, TPSB total PR sperm count of before frozen-thawed test
  2. aThe data from the cancer and non-cancer groups were compared using a t test on two sets of data
  3. bANOVA of four age groups in cancer group or non-cancer group
  4. cMultiple comparison in four age groups of cancer group: 15–29 years old group, 40–49 year sold group vs. 50–57 years old group: P = 0.026, 0.042
  5. dMultiple comparison in four age groups of cancer group: 15–29 years old group, 30–39 years old group vs. 50–57 years old group: P = 0.011, 0.004
  6. eMultiple comparison in four age groups of non-cancer group: 15–29 years old group, 30–39 years old group, 40–49 years old group vs. 50–70 years old group: P = 0.021, 0.000, 0.045
  7. fMultiple comparison in four age groups of non-cancer group: 15–29 years old group vs. 40–49 years old group and 50–70 years old group: P = 0.000 and 0.000; 30–39 years old group vs. 40–49 years old group, 50–70 years old group: P = 0.002, 0.000
  8. gMultiple comparison in four age groups of non-cancer group: 15–29 years old group vs. 40–49 years old group: P = 0.013
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Basic and Clinical Andrology

ISSN: 2051-4190