Table 1.
Overall medians and 95 % confidence intervals (n = 246)
| Semen parameter | Median | 95 % confidence interval for repeatability | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manual: Operator 1 | Manual: Operator 2 | Manual average | 95 % CI for manual median | CASA | 95 % CI for CASA median | SQA-V GOLD | 95 % CI for SQA-V median | Between-operator | CASA duplicates | SQA-V GOLD duplicates | |
| Sperm Concentration, ×106/ml | 28.0 | 27.4 | 28.1 | 23.4–34.1 | 32.0 | 28.4–38.9 | 32.6 | 26.4–36.3 | 6.9 | 6.0 | 1.7 |
| Total Sperm Number, ×106/ejaculate | 107.5 | 107.1 | 110.6 | 91.2–124.9 | 128.1 | 110.0–143.9 | 119.7 | 98.8–137.1 | 25.6 | 22.4 | 6.8 |
| Total Motility (PR+NP), % | 57.0 | 59.5 | 58.3 | 55.7–60.2 | 57.0 | 51.8–63.7 | 54.7 | 52.4–57.5 | 10.5 | 12.1 | 3.9 |
| Progressive Motility (PR), % | 40.0 | 40.8 | 40.6 | 38.7–43.0 | 40.8 | 36.9–44.6 | 40.1 | 37.1–42.4 | 8.4 | 5.4 | 3.4 |
| Non-progressive Motility (NP), % | 17.0 | 18.0 | 17.3 | 16.5–18.0 | 17.3 | 15.9–18.5 | 16.0 | 14.6–17.2 | 7.8 | 9.6 | 2.4 |
| Normal Morphology, % | 7.0 | 7.0 | 7.0 | 6.4–7.9 | 5.0* | 4.5–6.0 | 10.6* | 9.6–11.1 | 3.5 | 3.6 | 1.4 |
| Motile Sperm Concentration (MSC), ×106/ml | 15.8 | 16.2 | 15.6 | 12.8–20.2 | 18.2 | 14.1–22.7 | 19.2 | 15.9–22.9 | 5.5 | 8.1 | 1.8 |
| Progressively Motile Sperm Concentration (PMSC), ×106/ml | 12.4 | 13.0 | 13.3 | 9.9–16.5 | 13.9 | 11.0–17.7 | 15.3 | 11.9–17.8 | 4.1 | 4.4 | 1.6 |
*Significantly different than manual results (p < 0.05)