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Table 2 The results of semen characteristics before and after treatment

From: Micronutrient supplements as antioxidants in improving sperm quality and reducing DNA fragmentation

Semen characteristics

Before treatment

n (%)

After treatment

n (%)

p value1

Semen analysis

 Abnormal

60 (84.5)

52 (73.2)

0.100

 Normal

11 (15.5)

19 (26.8)

Total number (106)

72.1 (58.2 – 85.3)

95.5 (76.8 – 112.0)

0.012**

Volume (mL)

2.4 (2.14 – 2.62)

2.6 (2.38 – 2.89)

0.133**

 < 1.5

13 (18.3)

5 (7.0)

0.044

 ≥ 1.5

58 (81.7)

66 (93.0)

Concentration (106/mL)

29.7 (25.8 – 33.5)

35.7 (30.9 – 39.8)

 < 0.001*

 < 15

11 (15.5)

8 (11.3)

0.460

 ≥ 15

60 (84.5)

63 (88.7)

Motility (%)

27.5 (24.4 – 30.2)

27.7 (24.9 – 30.4)

0.990*

 < 32

24 (33.8)

29 (40.8)

0.386

 ≥ 32

47 (66.2)

42 (59.2)

Vitality (%)

75.5 (71.1 – 79.5)

81.1 (77.5 – 84.6)

 < 0.001**

 < 58

5 (7.0)

3 (4.2)

0.467

 ≥ 58

66 (93.0)

68 (95.8)

Normal morphology (%)

3.2 (2.7 – 3.7)

3.4 (3.0 – 3.8)

0.089**

 < 4

47 (66.2)

37 (52.1)

0.088

 ≥ 4

24 (33.8)

34 (47.9)

Sperm DNA fragmentation

 Big halo

81.8 (63.5 – 99.4)

118.1 (93.4 – 145.5)

0.049**

 Medium halo

190.1 (168.8 – 210.3)

205.3 (181.9 – 223.4)

0.320*

 Small halo

93.3 (80.4 – 107.4)

81.9 (71.5 – 93.5)

0.449**

 Without halo

86.7 (73.2 – 101.6)

59.4 (46.4 – 73.2)

0.002**

 Degraded sperm

48.4 (38.2 – 57.4)

30.3 (24.9 – 35.7)

 < 0.001**

 DFI %

45.6 (41.6 – 50.0)

34.8 (30.0 – 40.0)

 < 0.001**

  1. 1Data are presented as mean (95% Confidence interval) or number (%)
  2. *Paired—Sample T test (normally distributed variable)
  3. **Wilcoxon matched—paired signed rank test (non—normally distributed variable)