Clinical Research
Copyright ©2005 Baishideng Publishing Group Inc.
World J Gastroenterol. Nov 28, 2005; 11(44): 7007-7013
Published online Nov 28, 2005. doi: 10.3748/wjg.v11.i44.7007
Table 7 Odds ratios (OR) and 95% confidence intervals (95% CI) for association between selected clinical parameters and diagnostic yield of colonoscopy
Parameter (n)Diagnostic yield (%)OR1 (95% CI2)P
Gender
Female (321)26.21-
Male (415)281.1 (0.8-1.5)>0.50
Age (years)
<50 (472)23.91.0 -
≥50 (264)331.6 (1.1-2.2)<0.05
Clinical status
Outpatient (606)25.41-
Inpatient (130)35.41.6 (1.1-2.4)<0.05
Referring clinician
Other (531)23.51-
Gastroenterologist (205)36.61.9 (1.3-2.7)<0.001
Appropriateness of indication3
Generally not indicated (149)4.71-
Not listed (119)13.43.2 (1.3-7.9)<0.05
Generally indicated (468)37.812.3 (5.7-27.0)<0.001