Brief Article
Copyright ©2009 The WJG Press and Baishideng.
World J Gastroenterol. Nov 21, 2009; 15(43): 5455-5460
Published online Nov 21, 2009. doi: 10.3748/wjg.15.5455
Table 1 Patients’ demographic data
RESP group (n = 17)N-RESP group (n = 12)P value
Age, years55 (32-65)65 (49.5-68)NS
Sex (M/F)(12/5)(5/7)NS
Weight, kg75 (70-80)77 (68.5-80)NS
APACHE II17 (15-20)15.5 (13.5-22.5)NS
Indication for PEG placement
Cerebrovascular attack95
Neuromuscular disorder42
Head trauma23
Days on NGT29.5 (25-38)45 (25-53)NS
Weaning, days10 (6.5-14)13 (12-20)NS
Outcome (survived/died)(14/3)(7/5)NS
Table 2 Comparison of esophageal manometry findings between the RESP and N-RESP groups
RESP group (n = 17)N-RESP group (n = 12)P value
Gastroesophageal reflux GER (%)
Baseline9.4 (7.4-13.5)11.7 (7.6-15)NS
7th post-PEG day2.5 (0.6-3.8)8.1 (7.4-9.2)< 0.001b
No. of reflux episodes/h
Baseline8 (3-10)2.9 (2-4.4)0.020a
7th post-PEG day1.3 (0.5-2)2.9 (2.3-3.4)0.002a
No. of reflux episodes > 5 min
Baseline7 (4-9)3.5 (2-6)0.045a
7th post-PEG day1 (0-2)3 (1.5-5)0.003a
Table 3 Endoscopic and histological data of the groups studied
RESP group (n = 17)N-RESP group (n = 12)P value
Endoscopic esophagitis11 (1-2)2 (1-3)0.031a
GEFV22 (1-3)3 (3-4)0.020a
Grade I81
Grade II21
Grade III56
Grade IV24
Histology1 (1-2)2 (1-2.5)NS
Grade 021
Grade I83
Grade II65
Grade III13