Table 1 |
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|
Baseline characteristics of participants. |
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|
Vitamin C Group (n = 70) |
Placebo Group (n = 71) |
P value |
|
|
|
|||
|
Sex, n |
0.559† |
||
|
Male (%) |
31 (44.3) |
28 (39.4) |
|
|
Female (%) |
39 (55.7) |
43 (60.6) |
|
|
Age, years (SD) |
30.4 (5.7) |
31.2 (5.8) |
0.427‡ |
|
BMI, kg/m2 (SD) |
21.5 (3.0) |
21.8 (3.1) |
0.683‡ |
|
Usual fatigue, n |
0.971† |
||
|
Yes (%) |
59 (84.3) |
60 (84.5) |
|
|
No (%) |
11 (15.7) |
11 (15.5) |
|
|
Smoking status, n |
0.158† |
||
|
Smoker (%) |
21 (30.0) |
14 (19.7) |
|
|
Nonsmoker (%) |
49 (70.0) |
57 (80.3) |
|
|
Drinking status, n |
0.448† |
||
|
Drinker (%) |
56 (80.0) |
53 (74.6) |
|
|
Nondrinker (%) |
14 (20.0) |
18 (25.4) |
|
|
Exercise, n |
0.495† |
||
|
Regular (%) |
19 (27.1) |
23 (32.4) |
|
|
Irregular (%) |
51 (72.9) |
48 (67.6) |
|
|
Sleeping hours (SD) |
6.5 (1.0) |
6.4 (0.9) |
0.296‡ |
|
|
|||
|
†p value from Chi-square test, ‡p value from independent t test, BMI: body mass index |
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|
Suh et al. Nutrition Journal 2012 11:7 doi:10.1186/1475-2891-11-7 |
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