Table 1.

Proportion of polyps detected within each age category (n = 3079 Patients).

		Polyps Detected
		No	Yes	Total
Age	18–29	96.4%	3.6%	100.0% (112)
	30–39	89.7%	10.3%	100.0% (319)
	40–49	79.8%	20.2%	100.0% (471)
	50–59	76.3%	23.7%	100.0% (611)
	60–69	71.4%	28.6%	100.0% (683)
	70–79	63.0%	37.0%	100.0% (611)
	80–89	66.0%	34.0%	100.0% (253)
	90 and above	68.4%	31.6%	100.0% (19)
Total		74.3%	25.7%	100.0% (3079)