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Table 8 Comparison of dietary antioxidant components between DA9301 and placebo group during the last three days before the 4-week visit

From: The effect of Vaccinium uliginosum extract on tablet computer-induced asthenopia: randomized placebo-controlled study

 

DA9301 (n = 26)

Placebo (n = 24)

p-value

Vitamin C (mg)

 Mean (SD)

177.94 (85.87)

209.02 (114.14)

0.275

 Median (Min, Max)

171.81 (54.72, 369.20)

188.58 (58.98, 577.18)

Vitamin E (mg)

 Mean (SD)

37.01 (12.50)

36.72 (12.62)

0.935

 Median (Min, Max)

35.11 (19.16,62.04)

33.53 (18.28,76.56)

ß- carotene (mg)

 Mean (SD)

7771.03 (4323.44)

7342.58 (2939.67)

0.682

 Median (Min, Max)

6976.01 (1407.43, 18856.67)

6775.62 (2432.26,14648.82)

Selenium (μg)

 Mean (SD)

239.75 (77.62)

214.80 (55.19)

0.193

 Median (Min, Max)

234.90 (126.29,383.19)

214.60 (128.88,361.70)

  1. p-value obtained from two sample t-test. If p-value < 0.05, then significant