Table 1.
Summary of individual population and semen parameter measurements.
| Individual ID |
Ageb | BMIa,c | Time between collections (days) |
Semen Parameter Values a |
||||
|---|---|---|---|---|---|---|---|---|
| Semen volume (mL) |
Sperm density (×106/mL) |
Total sperm count (×106) | Sperm motility (%) |
Round cell density (×106/mL) |
||||
| 1 | 35 | 32.1 | 307 | 4.5, 3.5 (−1.0) | 31, 47 (16) | 139.5, 164.5 (25.0) | 63, 56 (−7) | 1.0, 0.8 (−0.2) |
| 2 | 36 | 32.5, 33.2 | 21 | 2.0, 2.0 (0.0) | 70, 21 (−49) | 140.0, 42.0 (−98.0) | 57, 44 (−13) | 1.2, 0.7 (−0.5) |
| 3 | 41 | 27.0 | 7 | 3.5, 3.0 (−0.5) | 28, 62 (34) | 98.0, 186.0 (88.0) | 50, 57 (7) | 0.1, 0.1 (0.0) |
| 4 | 51 | 28.0 | 27 | 3.0, 2.0 (−1.0) | 82, 55 (−27) | 246.0, 110.0 (−136.0) | 47, 41 (−6) | 0.5, 0.8 (0.3) |
| 5 | 33 | 38.7 | 489 | 2.7, 2.5 (−0.2) | 61, 97 (36) | 164.7, 242.5 (77.8) | 68, 66 (−2) | 0.2, 0.0 (−0.2) |
| 6 | 29 | 26.5 | 27 | 5.0, 5.0 (0.0) | 39, 43 (4) | 195.0, 215.0 (20.0) | 66, 60 (−6) | 0.1, 0.0 (−0.1) |
| 7 | 32 | 28.2, 27.3 | 222 | 5.0, 4.3 (−0.7) | 92, 38 (−54) | 460.0, 163.4 (−296.6) | 53, 60 (7) | 0.7, 0.6 (−0.1) |
| 8 | 29 | 21.3 | 236 | 0.7, 1.8 (1.1) | 175, 87 (−88) | 122.5, 156.6 (34.1) | 49, 58 (9) | 1.1, 0.4 (−0.7) |
| 9 | 28 | 23.1, 22.5 | 80 | 2.3, 3.5 (1.2) | 56, 104 (48) | 128.8, 364.0 (235.2) | 71, 66 (−5) | 0.7, 0.6 (−0.1) |
| 10 | 36 | 24.4 | 7 | 2.1, 1.0 (−1.1) | 171, 311 (140) | 359.1, 311.0 (−48.1) | 51, 51 (0) | 0.1, 0.2 (0.1) |
| 11 | 29 | 23.7 | 329 | 4.0, 3.7 (−0.3) | 70, 54 (23) | 124.0, 199.8 (75.8) | 59, 67 (8) | 0.3, 0.0 (−0.3) |
| 12 | 30 | 25.6 | 7 | 4.3, 3.4 (−0.9) | 31, 77 (7) | 301.0, 261.8 (−39.2) | 51, 69 (−2) | 0.4, 0.4 (0.0) |
a
value of 1st sample, value of 2nd sample (change between 2nd and 1st value)
b
age at the time of 1st collection
c
BMI values calculated from self-reported weights and heights; single values are reported if BMI did not change