Different loci found in 48 Lebanese families with autosomal recessive non-syndromic hearing loss
| Designation | Locus | Gene | Encoded product | No of families |
| DFNB1 | 13q12 | GJB2 | Connexin 26 | 16 |
| DFNB3 | 17p11.2 | MYO15 | Myosin XV | 4 |
| DFNB4,14,17 | 7q31 | PDS(DFNB4) | 3 | |
| DFNB5 | 14q12 | 1 | ||
| DFNB6 | 3p14-p21 | 1 | ||
| DFNB7 | 9q13-q21 | 1 | ||
| DFNB9 | 2p22-p23 | OTOF | 4+1? | |
| DFNB10 | 21q22.3 | TMPRSS3 | 1 | |
| DFNB12 | 10q21-q22 | CDH23 | Cadherin | 2+2? |
| DFNB13 | 7q34-q36 | 1 | ||
| DFNB14 | 7q31 | 1 | ||
| DFNB21 | 11q23-q25 | TECTA | α-tectorin | 2 |
| DFNB22 | 16p11-q21 | 1 | ||
| DFNB ? | — | 7 |