Table 1. General baseline characteristics of athletic men who received either L-arginine supplements or placebo 1.
| L-arginine group
3
(n = 25) |
Placebo group
2
(n = 27) |
P value 4 | |
|---|---|---|---|
| Age (y) | 21.32±4.59 | 20.40±4.04 | 0.44 |
| BMI (kg/m 2) | 23.34±4.02 | 24.01±4.53 | 0.574 |
| Height (cm) | 175.48±6.40 | 176±7.06 | 0.783 |
| Weight (kg) | 73.82±14.02 | 72.90±16.32 | 0.830 |
| Physical activity (MET-minutes/week) | 3941.44±987.70 | 3810.09±1199.69 | 0.670 |
| Energy Intake (Kcal) | 2251.46±362.01 | 2232.65±341.48 | 0.848 |
| Protein Intake (g/d) | 83.04±14.13 | 80.66±7.52 | 0.447 |
1 All values are means ±SDs
2 Received placebo 2000 mg per day during the study
3 Received L-arginine supplement 2000 mg per day during study
4 Obtained from independent-samples t test