From: Correlation of the 4977 bp mitochondrial DNA deletion with human sperm dysfunction
 |  |  |  | Proportion of deletionb | |||
---|---|---|---|---|---|---|---|
Percoll fraction | Sperm classificationa |  | Number of samples | 10% – 1% | 1% – 0.1% | <0.1% | 0%c |
 |  |  | 31 | 1 (3.22%) | 8 (25.81%) | 3(9.68%) | 19 (61.29%) |
 | Defected | A | 10 | 5 (50%) | 1 (10%) | 0 (0%) | 4 (40%) |
 |  | A | 11 | 2 (18.18%) | 4 (36.36%) | 0 (0%) | 5 (45.45%) |
 |  | T | 5 | 0 (0%) | 1 (20%) | 0 (0%) | 4 (80%) |
 |  | AT | 20 | 8 (40%) | 3 (15%) | 0 (0%) | 9 (45%) |
 |  | OA | 7 | 2 (28.57%) | 2 (28.57%) | 0 (0%) | 3 (42.85%) |
 |  | OT | 5 | 0 (0%) | 1 (20%) | 1 (20%) | 3 (60%) |
 |  | OAT | 25 | 12 (48%) | 2 (8%) | 2 (8%) | 9 (36%) |
 |  | Total | 83 | 29 (34.93%) | 14 (16.86%) | 3 (3.61%) | 37 (44.58%) |
 | Total |  | 114 | 30 (26.32%) | 22 (19.3%) | 6(5.26%) | 56 (49.12%) |
90% | Normal | Â | 28 | 0 (0%) | 4 (14.29%) | 3 (10.71%) | 21 (75%) |
 | Defected | A | 7 | 1 (14.28%) | 0 (0%) | 0 (0%) | 6 (85.71%) |
 |  | T | 7 | 0 (0%) | 2 (28.57%) | 0 (0%) | 5 (71.42%) |
 |  | O | 0 | - | - | - | - |
 |  | AT | 11 | 1 (9.09%) | 1 (9.09%) | 0 (0%) | 9 (81.81%) |
 |  | OA | 2 | 0 (0%) | 1 (50%) | 0 (0%) | 1 (50%) |
 |  | OT | 0 | - | - | - | - |
 |  | OAT | 12 | 3 (25%) | 0 (0%) | 0 (0%) | 9 (75%) |
 |  | Total | 39 | 5 (12.82%) | 4 (10.25%) | 0 (0%) | 30 (76.92%) |
 | Total |  | 67 | 5 (7.46%) | 8 (11.94%) | 3 (4.48%) | 51 (76.12%) |