Table 3

Stationary esophageal manometry results of the esophageal body in asthmatics and controls
Mean Amplitude Waves (%)* Velocity of a contraction (cm/ sec) Duration of a contraction (sec)
Total Proximal (5 cm) Mid (10 cm) Distal (15 cm) Peristaltic Simultaneous Low amplitude
Controls (n = 16) 74.6 ± 6.3 74.6 ± 7.6 74.9 ± 8.8 74.2 ± 8.9 100 (90–100) 0 0 (0–10) 3.7 ± 0.6 2.5 ± 0.2
Asthmatics with-GERD symptom scores (n = 9) 68.9 ± 7.9 62.7 ± 9.0 63.3 ± 7.0 80.7 ± 3.9 100 (30–100) 0 0 (0–70) 1.8 ± 0.3 6.6 ± 3.9
Asthmatics with + GERD symptom scores (n = 20) 74.6 ± 7.0 57.3 ± 5.6 75.5 ± 8.0 91.2 ± 11.6 75 (10–100) 0 (0–49) 0 (0–70) 4.0 ± 0.8 3.3 ± 0.3
All asthmatics (n = 29) 72.8 ± 5.3 59.6 ± 4.0 71.7 ± 6.0 87.9 ± 9.0 80 (15–100) 0 (0–55) 0 (0–80) 3.3 ± 0.6 4.3 ± 1.2

GERD = gastro-esophageal reflux disease; Values are mean ± SE unless otherwise specified; * Median (range as 5th and 95th centiles);

p < 0.05, Mann Whitney U test.

Amarasiri et al.

Amarasiri et al. BMC Gastroenterology 2012 12:140   doi:10.1186/1471-230X-12-140

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