Table 1.

Reason for delay in diagnosis of 14 patients

Cause for delay	Number of patients (%)
	1994–1996	2001–2003
Missed diagnosis on barium enema	5 (3.6%)	3 (1.4%)
Missed diagnosis on colonoscopy	5 (3.6%)	2 (0.9%)
Concurrent pathology	2 (1.4%)	4 (1.8%)
Delay in diagnostic tests	4 (2.8%)	3 (1.4%)
Patient refusal to undergo investigation	1 (0.7%)	2 (0.9%)
Total	17 (12.1%)	14 (6.4%)