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Table 6 Percentile ranks (point and 95% interval estimates) corresponding to MDAS raw scores for males 16 to 34

From: UK population norms for the modified dental anxiety scale with percentile calculator: adult dental health survey 2009 results

   95% CI
Raw score Percentile rank Lower Upper
5 9 0.4 19.0
6 23 18.3 28.2
7 32 26.5 38.3
8 42 36.4 47.1
9 49 44.7 54.3
10 56 51.6 60.7
11 62 57.9 66.5
12 68 63.7 71.7
13 73 69.1 77.2
14 78 74.7 81.5
15 82 78.8 84.7
16 85 82.2 87.9
17 88 85.4 89.9
18 90 87.4 91.6
19 92 89.3 93.5
20 94 91.6 95.3
21 95 93.7 96.9
22 97 95.4 97.8
23 98 96.4 98.6
24 98 97.4 99.1
25 99 98.2 100.0