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| LE group | Control group | |||
| n | % | n | % | |
| Vitamin D deficiency (0-19.9 ng/mL) | 31 | 77.5 | 29 | 43.9 |
| Vitamin D insufficiency (20-29.9 ng/mL) | 4 | 10 | 20 | 30.3 |
| Normal (>30 ng/mL) | 5 | 12.5 | 17 | 25.8 |
| P value | 0.003 | |||
| LE: Lateral epicondylitis. | ||||
