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. Author manuscript; available in PMC: 2021 Jun 10.
Published in final edited form as: Int J Paediatr Dent. 2019 Jan 24;29(3):332–344. doi: 10.1111/ipd.12453

TABLE 4.

T-score conversion table for Children’s Oral Health Status Index

Raw score T-score SE N (%) Average Index
7 17.68   3.79 1 (0.2) 96.54
14 24.37   3.09 2 (0.4) 93.49
15 28.24   3.32 1 (0.2) 84.69
18 29.02   3.07 2 (0.4) 93.43
20 31.29   3.22 1 (0.2) 80.08
21 31.29   3.22 4 (0.8) 85.78
22 33.23   2.96 5 (0.9) 84.20
23 33.23   2.96 4 (0.8) 83.21
24 34.53   3.28 6 (1.1) 83.39
25 37.75   3.66 11 (2.1) 83.21
26 38.88   3.70 11 (2.1) 85.99
27 39.41   3.74 15 (2.8) 90.40
28 41.83   4.22 17 (3.2) 88.67
29 44.10   4.55 40 (7.5) 88.61
30 45.86   4.87 50 (9.4) 86.76
31 48.22   5.36 56 (10.5) 90.61
32 50.29   5.74 78 (14.7) 91.45
33 53.66   6.39 95 (17.9) 92.00
34 57.62   7.05 89 (16.8 93.08
35 62.16   7.82 43 (8.1) 93.73

SE: standard error on T-score metric.