Table 3 Comparison of High-resolution Manometry-Multichannel Impedance Parameters in subject groups for liquid and viscous swallows

Liquid swallows

IRP (mmHg)

14.65 (10.00–19.87)

12.10 (7.30–15.20)

10.95 (8.28–14.48)

14.90 (12.50–18.70)

14.75 (11.97–21.65)

DCI (mmHg · s · cm)

1210 (791–1705)

1078 (719–1745)

1021 (823–1789)

1261 (935–1703)

1283 (989–1837)

DL (s)

6.40 (5.72–7.10)

6.25 (5.60–7.22)

6.10 (5.70–6.60)

6.60 (6.00–7.20)

6.50 (6.00–6.92)

TZ delay (s)

1.75 (1.32–2.17)

1.60 (1.10–2.00)

1.60 (1.30–1.80)

1.55 (1.20–2.17)

1.50 (1.20–1.90)

TZ distance (cm)

2.50 (2.40–3.20)

2.20 (2.10–2.65)

2.70 (2.30–3.00)

3.10 (2.25–5.00)

2.30 (2.10–3.00)

viscous swallows

IRP (mmHg)

12.00 (8.30–16.85)

10.15 (7.17–12.82)

10.90 (7.35–15.65)

13.10 (9.83–15.88)

13.10 (9.50–18.73)

DCI (mmHg · s · cm)

1186 (802–1844)

1078 (699–1736)

1163 (651–1758)

1257 (834–1926)

1202 (894–1646)

DL (s)

7.00 (6.38–7.93)

6.90 (5.80–8.48)

6.70 (5.75–7.65)

7.25 (6.60–8.30)

7.40 (6.83–8.10)

TZ delay (s)

1.40 (1.80–2.40)

1.50 (1.30–2.00)

1.65 (1.35–2.00)

1.80 (1.30–2.38)

1.40 (1.80–2.10)

TZ distance (cm)

2.40 (2.60–2.70)

2.20 (2.10–2.30)

2.65 (2.10–3.03)

2.60 (2.20–3.10)

2.80 (2.35–4.25)