Number of index patients and relatives with different MC4R genotypes
| Homozygous WT | Heterozygous mutation carriers | Compound heterozygous mutation carriers | |
|---|---|---|---|
| Index patients, | 3 | 21 | 2 |
| First degree relatives, | 29 | 36 | – |
| Second and higher degree relatives, | 86 | 30 | – |