Table 4.

Sensitivity and Specificity for Observer 1 and Observer 2 Based on Age Groups

Age Group	Observer 1		Observer 2
	Sensitivity	Specificity	Sensitivity	Specificity
42–47	66.7%	90.0%	33.3%	70.0%
48–53	85.7%	100%	85.7%	75.0%
54–59	76.0%	83.3%	64.0%	77.8%
60–65	100.0%	100.0%	76.5%	70.8%
66–71	84.6%	90.9%	79.5%	54.5%
72–77	89.7%	63.6%	82.8%	54.5%
78–83	80.0%	84.6%	75.0%	76.9%