Table 2 Comparison of OBS and its component scores between TD patients and non-TD patients.

From: Association between the oxidative balance score and testosterone deficiency: a cross-sectional study of the NHANES, 2011–2016

OBS components

Overall (n = 3276)

TD (n = 702)

Non-TD (n = 2574)

P [95% CI] *

Total OBS

20.58 ± 7.18

19.76 ± 7.09

20.80 ± 7.18

< 0.001 (0.06, 0.23)

Dietary OBS

16.47 ± 6.80

16.00 ± 6.80

16.59 ± 6.79

0.042 (0.00, 0.17)

Dietary fiber (g/d)

18.74 ± 11.95

18.09 ± 11.25

18.91 ± 12.13

0.103 (− 0.01, 0.15)

 Carotene (RE/d)

2193.09 ± 5429.03

2009.87 ± 4306.82

2243.06 ± 5696.56

0.313 (− 0.04, 0.13)

 Riboflavin (mg/d)

2.33 ± 1.49

2.23 ± 1.30

2.35 ± 1.54

0.049 (0.00, 0.17)

 Niacin (mg/d)

30.43 ± 19.13

28.03 ± 15.84

31.08 ± 19.88

< 0.001 (0.09, 0.25)

 Vitamin B6 (mg/d)

2.48 ± 2.21

2.22 ± 1.41

2.55 ± 2.38

< 0.001 (0.08, 0.25)

 Total folate (mcg/d)

446.21 ± 278.70

429.40 ± 259.56

450.80 ± 283.57

0.071 (− 0.00, 0.16)

 Vitamin B12 (mcg/d)

5.71 ± 5.70

5.37 ± 4.85

5.81 ± 5.91

0.073 (− 0.00, 0.16)

 Vitamin C (mg/d)

84.39 ± 102.08

81.86 ± 91.06

85.09 ± 104.89

0.458 (− 0.05, 0.12)

 Vitamin E (ATE) (mg/d)

9.29 ± 6.89

8.87 ± 6.44

9.41 ± 7.01

0.066 (− 0.00, 0.16)

 Calcium (mg/d)

1019.34 ± 661.43

990.76 ± 626.75

1027.13 ± 670.48

0.197 (− 0.03, 0.14)

 Magnesium (mg/d)

329.55 ± 165.98

314.31 ± 156.90

333.71 ± 168.16

0.006 (0.04, 0.20)

 Zinc (mg/d)

12.66 ± 7.99

12.61 ± 7.46

12.67 ± 8.13

0.846 (− 0.07, 0.09)

 Copper (mg/d)

1.34 ± 0.80

1.30 ± 0.80

1.35 ± 0.80

0.130 (− 0.02, 0.15)

 Selenium (mcg/d)

134.40 ± 73.36

130.34 ± 71.73

135.51 ± 73.77

0.098 (− 0.01, 0.15)

 Total fat (g/d)

90.76 ± 49.48

88.83 ± 49.18

91.29 ± 49.56

0.244 (− 0.03, 0.13)

 Iron (mg/d)

16.25 ± 9.36

16.37 ± 10.15

16.22 ± 9.14

0.698 (− 0.07, 0.10)

Lifestyle OBS

4.11 ± 1.74

3.76 ± 1.74

4.21 ± 1.73

< 0.001 (0.18, 0.34)

 Physical activity (MET-minute/week)

5367.31 ± 20,124.98

3760.50 ± 10,661.92

5805.54 ± 21,992.03

0.017 (0.03, 0.20)

 Alcohol (g/d)

48.88 ± 454.66

72.20 ± 798.62

42.52 ± 298.59

0.125 (− 0.03, 0.13)

 Body mass index (kg/m2)

28.61 ± 6.15

32.55 ± 7.36

27.54 ± 5.29

< 0.001 (0.70, 0.87)

 Cotinine (ng/mL)

71.61 ± 143.90

56.45 ± 126.89

75.75 ± 147.96

0.002 (0.06, 0.22)

  1. Significant values are in [bold].
  2. RE, retinol equivalent; ATE, alpha-tocopherol equivalent; MET, metabolic equivalent.
  3. *TD versus non-TD, two-sample t test or Wilcoxon rank-sum test.