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| NOS3 VNTR intron 4 genotype | 4/4 | 5/5 | 4/5 | 4/6 | 5/6 | ND |
|---|---|---|---|---|---|---|
| Cases | 0 (0%) | 52 (68%) | 17 (22%) | 1 (1%) | 0 (0%) | 7 (9%) |
| Controls | 13 (5%) | 148 (56%) | 78 (29%) | 2 (1%) | 4 (2%) | 21 (8%) |
VNTR, variable number of tandem repetitions; ND, not determined
