Table 2.
High -resolution manometry parameters and reference threshold (according to [28]).
| Parameter | Mean (SD) | Median (range) | 5th percentile | 95th percentile |
|---|---|---|---|---|
| End-expiratory length, cm | 3 (0.8) | 2.9 (1.3–4.8) | 1.8 | 4.5 |
| Intra-abdominal length, cm | 1.5 (0.6) | 1.4 (0–2.6) | 0.3 | 2.3 |
| Resting pressure (respiratory mean) – eSleeve, mm Hg | 27.9 (11.5) | 26.2 (10–58) | 12.3 | 52.2 |
| 4 s-IRP (mm Hg) relaxation, % | 9.3 (4.3) | 9.4 (0–20) | 3 | 16.7 |
| DCI, mm Hg * cm * s | 1,766 (1,074) | 1,485 (232–5,066) | 420 | 4,236 |
| DCI max, mm Hg * cm * s | 2,631 (1,787) | 2,103 (442–9,186) | 628 | 7,234 |
| CFV, cm/s | 4.8 (1.3) | 4.6 (2.8–9.6) | 3.2 | 7.5 |
| DL, s | 6.8 (0.9) | 6.8 (5.1–8.9) | 5.4 | 8.1 |
DCI = Distal contractile integral; CFV = contractile velocity; DL = distal latency.