Research Article
Protein Supplement Perceptions, Use, and Associated Performance in Young Lebanese Resistance-Training Athletes
Table 2
Nutritional knowledge associated with protein supplement usage.
| | | Number of questions | Range | NPSU, n (%) | PSU, n (%) | value | Cramer V (ϕ) |
| | Carbohydrate | 9 | <4: low | 7 (13.7) | 7 (14.3) | 0.812 | | | 4–6: satisfactory | 36 (70.6) | 32 (65.3) | | | >6: high | 8 (15.7) | 10 (20.4) | | | Protein | 18 | <8: low | 10 (19.6) | 7 (14.3) | 0.089 | | | 8–12: satisfactory | 25 (49) | 16 (32.7) | | | >12: high | 16 (31.4) | 26 (53.1) | | | Fat | 9 | <4: low | 5 (9.8) | 4 (8.2) | 0.302 | | | 4–6: satisfactory | 25 (49) | 17 (34.7) | | | >6: high | 21 (41.2) | 28 (57.1) | | | Vitamins and minerals | 2 | 0: low | 22 (43.1) | 16 (32.7) | 0.543 | | | 1: satisfactory | 21 (41.2) | 23 (46.9) | | | 2: high | 8 (15.7) | 10 (20.4) | | | General knowledge | 8 | <4: low | 41 (80.4) | 31 (63.3) | 0.057 | | | 4–6: satisfactory | 10 (35.7) | 18 (36.7) | | | >6: high | 0 (0.0) | 0 (0.0) | | | Advanced knowledge | 7 | <3: low | 20 (39.2) | 8 (16.3) | | 0.394 | | 3–4: satisfactory | 21 (41.2) | 13 (26.5) | | >4: high | 10 (19.6) | 28 (57.1) |
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value: Pearson's Chi-square test and Fisher’s exact test with more than 20% of expected counts less than 5 (fat). < 0.0001. |
