Brief Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Gastroenterol. Jul 7, 2012; 18(25): 3250-3253
Published online Jul 7, 2012. doi: 10.3748/wjg.v18.i25.3250
Table 1 Patient characteristics, procedure duration, sedation parameters, and capnographic readings with air and CO2 insufflation during colonoscopy
AirCO2P value
Total procedures7270NS
Age (mean) (yr)59.9758.26NS
Male:female ratio33:3945:25NS
Insertion time (min)9.887.290.0083
Withdrawal time (min)6.697.29NS
Cecal intubation rate (%)94.41000.012
Sedation used
Propofol (mg)185.97184.14NS
Midazolam (mg)0.780.66NS
Fentanyl (mg)32.6434.93NS
Sedation (nurse assessment)1.001.09NS
Discomfort (nurse assessment)0.690.390.0155
Pain (patient assessment)0.820.460.0228
Bloating (patient assessment)0.970.360.001
Capnography at commencement18.5320.21NS
Capnography at caecum15.119.28NS