Table 2.
Means±Standard Deviation (SD), medians of variables in each group of patients with positive spermioculture, divided in fertile and infertile according to fertility index
| Bacterial species | Patients | Volume ( ml) | Number sperm /ml × 106 | Motility % | Fertility Index | Apoptosis % | Necrosis% | Immaturity % |
|---|---|---|---|---|---|---|---|---|
| E. faecalis | Fertile (16) | 3.8 ± 2.2 | 173.78 ± 37.6 | 49.6 ± 7.7 | 13,946,133 ± 13,916,501 | 4.5 ± 3.9 | 35.1 ± 17.0 | 52.06 ± 16.38 |
| 3.2 | 127 3 | 52.5 3 | 9,920,058 3 | 4.1 2 | 32.0 1 | 56.3 3 | ||
| Infertile (54) | 3.6 ± 1.8 | 54.5 ± 7.0 | 24.9 ± 14.8 | 315,560 ± 484,020 | 10.1 ± 7.4 | 47.8 ± 19.4 | 70.3 ± 10.0 | |
| 3.1 | 39.7 c | 24 c | 96,822 c | 9.0 b | 49.1 c | 70.6 a | ||
| E. coli | Fertile (15) | 4.7 ± 1.6 | 128.3 ± 113.9 | 42.9 ± 14.2 | 7,662,719 ± 5,833,433 | 6.9 ± 7.8 | 30.6 ± 8.2 | 60.05 ± 9.93 |
| 4.5 2 | 110 2 | 44 3 | 7,071,831 3 | 4.0 | 33.1 1, * | 58.51 2 | ||
| Infertile (31) | 3.3 ± 1.4 | 49.1 ± 53.8 | 26.5 ± 13.4 | 314,594 ± 457,712 | 12.2 ± 9.3 | 43.8 ± 17.3 | 70.38 ± 10.78 | |
| 3 | 34.5 c | 25 c | 170,955 c | 10.7 b | 39.3c | 69.01 | ||
| S. agalactiae | Fertile (17) | 3.0 ± 1.0 | 181.853 ± 103.4 | 42.2 ± 1 | 29,125,353 ± 44,818,916 | 4.3 ± 3.2 | 31.8 ± 11.6 | 53.8 ± 12.14 |
| 3 | 162.5 3 | 48 2 | 11,478,242 3 | 4.2 2 | 30.6 2 | 53.86 1 | ||
| Infertile (16) | 2.97 ± 1.55 | 55.7 ± 63.8 | 29.1 ± 16.4 | 498,154 ± 486,395 | 9.3 ± 6.5 | 48.9 ± 18.7 | 61.7 ± 8.5 | |
| 2.6 | 38.2 c | 24.5 b | 416,626 c | 9.2 a | 48.0 c | 63.5 | ||
| U. urealyticum | Fertile (4) | 4.9 ± 2.1 | 268.7 ± 325.2 | 45.5 ± 10 | 23,457,697 ± 27,747,190 | 9.3 ± 7.0 | 30.1 ± 2.7 | 54.7 ± 20.3 |
| 4 | 166.375 | 47 2 | 11,813,052 3 | 8.9 | 30.4 | 45.2 | ||
| Infertile (24) | 3.6 ± 1.7 | 86.2 ± 98.7 | 20.6 ± 14.2 | 464,158 ± 693,336 | 9.2 ± 6.5 | 38.0 ± 13.0 | 75.2 ± 15.2 | |
| 3.1 | 37.5 b | 17.0 c | 100,224 c | 7.3 a | 38.5 b | 77.6 a | ||
| S. epidermidis | Fertile (6) | 4.4 ± 2.0 | 207.9 ± 208.3 | 44.5 ± 7.8 | 10,866,667 ± 13,179,562 | 4.0 ± 3.6 | 30 ± 11.9 | 55.0 ± 10.8 |
| 4.4 | 142.5 1 | 43 1 | 5,503,227 3 | 3.5 1 | 28.3 | 55.3 | ||
| Infertile (18) | 4.1 ± 2.0 | 59.7 ± 56.4 | 22.0 ± 18.0 | 477,249 ± 626,316 | 9.7 ± 5.7 | 39.8 ± 10.8 | 68.9 ± 14.8 | |
| 4.1 | 41 c | 17 c | 224,008 c | 8.5 b | 41.7 c | 70.4 | ||
| S. anginosus | Fertile (7) | 3.2 ± 1.0 | 173.2 ± 210.4 | 35.3 ± 17.2 | 8,026,671 ± 4,338,764 | 6.7 ± 4.5 | 32.3 ± 11.0 | 54.63 ± 13.17 |
| 3.5 | 75 2 | 38 | 6,025,031 2 | 4.8 | 32.7 1 | 48.73 | ||
| Infertile (14) | 3.3 ± 1.2 | 40.7 ± 42.8 | 31.2 ± 16.1 | 429,225 ± 593,348 | 8.5 ± 4.7 | 46.2 ± 14.1 | 62.4 ± 16.1 | |
| 3 | 27.9 c | 42 | 81,609 c | 7.3 | 44.9 c | 64.0 | ||
| M. morganii | Fertile (1) | / | / | / | / | / | / | / |
| Infertile (7) | 3.3 ± 2.4 | 82.3 ± 99.3 | 18.4 ± 14.3 | 151,607 ± 225,012 | 12.7 ± 8.4 | 52.6 ± 21.1 | 61.24 ± 15.95 | |
| 3.2 | 31.51 | 223 | 38,3033 | 10.51 | 58.02 | 68.88 | ||
| Controls | Fertile (20) | 3.7 ± 1.2 | 190.9 ± 102.6 | 46.4 ± 12.5 | 17,743,046 ± 19,178,712 | 4.1 ± 3.5 | 21.7 ± 14.9 | 59.62 ± 17.74 |
| 3.7 | 162 | 51 | 4,882,415 | 3.3 | 21.8 | 58.9 |
The following values were compared: infertile patients vs fertile patients
1P < 0.05, 2P < 0.01, 3P < 0.001; fertile patients vs controls *P < 0.05, **P < 0.01, ***P < 0.001; infertile patients vs controls aP < 0.05,bP < 0.01, cP < 0.001. The number of patients considered for each group is reported in parentheses