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Table 1 Correlation between sizes of blobs and frequencies of characteristics

From: Air column in esophagus and symptoms of gastroesophageal reflux disease

characteristics SV CV V-LES Total**
Chronic coughs P = 0.119
*(mean of positives = 12.37 ± 5.52, mean of negatives = 9.63 ± 5.21)
P = 0.422
(mean of positives = 9.21 ± 7.40, mean of negatives = 7.26 ± 7.69)
P = 0.029
(mean of positives = 12.37 ± 6.69, mean of negatives = 7.46 ± 7.05)
P = 0.076
(mean of positives = 34.37 ± 14.37, mean of negatives = 24.36 ± 14.21)
Smoking P = 0.94
(mean of positives = 13.30 ± 4.80, mean of negatives = 10.32 ± 5.72)
P = 0.780
(mean of positives = 8.30 ± 8.17, mean of negatives = 8.98 ± 7.15)
P = 0.151
(mean of positives = 13.06 ± 6.94, mean of negatives = 9.82 ± 6.92)
P = 0.253
(mean of positives = 34.66 ± 17.21, mean of negatives = 29.37 ± 13.45)
History of omeprazole P = 0.214
(mean of positives = 9.63 ± 5.23, mean of negatives = 12.04 ± 5.55)
P = 0.493
(mean of positives = 7.181 ± 7.53, mean of negatives = 9.00 ± 7.51)
P = 0.710
(mean of positives = 10.00 ± 6.03, mean of negatives = 10.93 ± 7.54)
P = 0.537
(mean of positives = 26.81 ± 12.31, mean of negatives = 32.28 ± 15.68)
Hiatal hernia P = 0.207
(mean of positives = 14.40 ± 4.33, mean of negatives = 11.06 ± 5.58)
P = 0.172
(mean of positives = 4.40 ± 6.06, mean of negatives = 9.07 ± 7.53)
P < 0.001(considered as a huge ED)
(mean of positives = 20 ± 0.00, mean of negatives = 9.51 ± 6.69)
P = 0.869
(mean of positives = 38.80 ± 7.69, mean of negatives = 29.84 ± 15.41)
Heartburn P = 0.040
(mean of positives = 13.30 ± 5.91, mean of negatives = 9.89 ± 4.75)
P = 0.920
(mean of positives = 8.5 ± 8.98, mean of negatives = 8.56 ± 6.07)
P = 0.010
(mean of positives = 13.67 ± 6.71, mean of negatives = 8.22 ± 6.62)
P = 0.230
(mean of positives = 35.47 ± 17.22, mean of negatives = 26.89 ± 11.60)
Epigastric pain P = 0.665
(mean of positives = 11.97 ± 7.39, mean of negatives = 11.11 ± 4.05)
P = 0.905
(mean of positives = 8.80 ± 8.82, mean of negatives = 8.42 ± 6.62)
P = 0.023
(mean of positives = 12.97 ± 6.95, mean of negatives = 9.27 ± 7)
P = 0.688
(mean of positives = 33.64 ± 18.23, mean of negatives = 29.07 ± 12.41)
Regurgitation P = 0.417
(mean of positives = 12.04 ± 5.76, mean of negatives = 10.65 ± 5.22)
P = 0.276
(mean of positives = 9.6 ± 7.90, mean of negatives = 7.05 ± 6.76)
P = 0.007
(mean of positives = 13.18 ± 6.12, mean of negatives = 7.44 ± 7.21)
P = 0.216
(mean of positives = 34.82 ± 15.78, mean of negatives = 25.41 ± 12.08)
  1. *mean of positives shows the mean of blob size in the cases that had the characteristic and mean of negatives shows the mean of blob size in the cases that didn't have it.
  2. **the summation of sizes of blobs in whole of esophagus.