From: Oral health experiences of individuals with Rett syndrome: a retrospective study
 |  |  |  | Restorations | Extractionsb | ||||
---|---|---|---|---|---|---|---|---|---|
Covariate | Covariate subcategory | n (%) | Time period (yrs) | Number | Incidence (per 100 py) | 95% CIa | Number | Incidence (per 100 py) | 95% CIa |
Age groupd | 6Â yrs and less | 40+ | 130.16 | 18 | 13.8 | n/a | 13 | 10.0 | n/a |
7–12 yrs | 75+ | 324.14 | 38 | 11.7 | n/a | 41 | 12.6 | n/a | |
13–19 yrs | 83+ | 360.73 | 69 | 19.1 | n/a | 43 | 11.9 | n/a | |
20Â yrs and over | 74+ | 436.53 | 54 | 12.4 | n/a | 104 | 23.8 | n/a | |
Total (age group calculations) | 272+ | 1251.56 | 179 | 14.3 | n/a | 201 | 16.1 | n/a | |
ARIA+ | 1 (major cities of Australia) | 146 (61.6) | 2447.3 | 151 | 6.2 | 5.2, 7.2 | 218 | 8.9 | 7.8, 10.2 |
n = 237 | 2 (inner regional Australia) | 55 (23.2) | 1084.6 | 70 | 6.5 | 5.0, 8.2 | 126 | 11.6 | 9.7, 13.8 |
3 (outer regional Australia) | 25 (10.6) | 421.0 | 39 | 9.3 | 6.6, 12.7 | 36 | 8.6 | 6.0, 11.8 | |
4 (remote/very remote Australia) | 11 (4.6) | 194.8 | 22 | 11.3 | 7.1, 17.1 | 8 | 4.1 | 1.8, 8.1 | |
Income | Less than $31,200 | 53 (32.5) | 913.8 | 71 | 7.8 | 6.1, 9.8 | 120 | 13.1 | 10.9, 15.7 |
n = 162 | Between $31,200 - $51,999 | 32 (19.6) | 548.9 | 43 | 7.8 | 5.7, 10.6 | 36 | 6.6 | 4.6, 9.1 |
Between $52,000 - $77,999 | 26 (15.9) | 390.8 | 33 | 8.4 | 5.8, 11.9 | 16 | 4.1 | 2.4, 6.6 | |
$78,000 or more | 52 (31.9) | 750.4 | 56 | 7.5 | 5.6, 9.7 | 45 | 6.0 | 4.4, 8.0 | |
Mutation | C-terminal | 22 (9.4) | 421.4 | 33 | 7.8 | 5.4, 11.0 | 20 | 4.7 | 2.9, 7.3 |
n = 234 | Early truncating | 16 (6.8) | 248.9 | 15 | 6.0 | 3.4, 9.9 | 19 | 7.6 | 4.6, 11.9 |
Large deletion | 17 (7.3) | 245.8 | 16 | 6.5 | 3.7, 10.6 | 50 | 20.3 | 15.1, 26.8 | |
p.Arg106Trp | 11 (4.7) | 181.8 | 3 | 1.7 | 0.3, 4.8 | 24 | 13.8 | 8.9, 20.3 | |
p.Arg133Cys | 20 (8.6) | 333.4 | 22 | 6.6 | 4.1, 10.0 | 43 | 12.9 | 9.3, 17.4 | |
p.Arg168* | 28 (12.0) | 466.8 | 51 | 10.9 | 8.1, 14.4 | 36 | 7.7 | 5.4, 10.7 | |
p.Arg255* | 17 (7.3) | 273.1 | 6 | 2.2 | 0.8, 4.8 | 21 | 7.7 | 4.8, 11.8 | |
p.Arg270* | 18 (7.7) | 358.8 | 19 | 5.3 | 3.2, 8.3 | 50 | 13.9 | 10.3, 18.4 | |
p.Arg294* | 20 (8.6) | 389.7 | 19 | 4.9 | 2.9, 7.6 | 31 | 8.0 | 5.4, 11.3 | |
p.Arg306Cys | 14 (6.0) | 280.0 | 23 | 8.2 | 5.2, 12.3 | 15 | 5.4 | 3.0, 8.8 | |
p.Thr158Met | 25 (10.7) | 405.5 | 24 | 5.9 | 3.8, 8.8 | 31 | 8.1 | 5.6, 11.4 | |
Other | 26 (11.1) | 501.0 | 43 | 8.6 | 6.2, 11.6 | 37 | 7.4 | 5.2, 10.2 | |
Epilepsy | No | 42 (17.6) | 571.58 | 30 | 5.2 | 3.5, 7.5 | 67 | 11.7 | 9.1, 14.9 |
n = 237 | Yes | 196 (82.4) | 3591.96 | 252 | 7.0 | 6.2, 7.9 | 321 | 8.9 | 8.0, 10.0 |
Reflux | No | 174 (73.1) | 3024.03 | 210 | 6.9 | 6.0, 7.9 | 278 | 9.2 | 8.1, 10.3 |
n = 238 | Yes | 64 (26.9) | 1139.51 | 72 | 6.3 | 4.9, 8.0 | 110 | 9.7 | 7.9, 11.6 |