Table 2 Comparison of the survival rate of completely immotile ejaculate spermatozoa before and after cryopreservation
From: A new insight into male fertility preservation for patients with completely immotile spermatozoa
Patients | Before cryopreservation | After cryopreservation | Survival index | ||||
|---|---|---|---|---|---|---|---|
No.of sperm (n) | No. of live sperm (n) | Survival rate (%) | No. ofsperm (n) | No. of live sperm (n) | Survival rate (%) | ||
1 | 230 | 54 | 23.48 | 204 | 21 | 10.29 | 0.45 |
2 | 126 | 30 | 23.80 | 115 | 15 | 13.04 | 0.55 |
3 | 246 | 54 | 21.95 | 238 | 38 | 15.97 | 0.73 |
4 | 213 | 62 | 29.11 | 225 | 52 | 23.11 | 0.79 |
5 | 245 | 84 | 34.29 | 229 | 63 | 27.51 | 0.80 |
6 | 228 | 45 | 19.74 | 241 | 29 | 12.03 | 0.61 |
7 | 236 | 68 | 28.81 | 215 | 48 | 22.33 | 0.78 |
Total | 1524 | 397 | 26.05 | 1467 | 266 | 18.13 | 0.70 |