Table 2.
Prediction of treatment required at child and tooth level in 6-,12- and 15-year-olds in Sierra Leone based on dental caries management informed by ICCMS
| Dentition | ICCMS1 | Predicted treatment Procedure1 |
15-year olds | 12-year olds | 6-year olds | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Decay description | Decay (D) code | % of children | Mean no. of decayed teeth | No. of children requiring treatment | No. of teeth requiring treatment | % of children | Mean no. of decayed teeth | No. of children requiring treatment |
No. of teeth requiring treatment |
% of children | Mean no. of decayed teeth |
No. of children requiring treatment |
No. of teeth requiring treatment |
||
| Primary | Extensive decay into dentine | D6 | Tooth extraction | 14% | 2.02 | 31,044 | 62,709 | ||||||||
| Distinct decay into dentine | D5 | 24% | 1.99 | 53,218 | 105,904 | ||||||||||
| Underlying dentinalshadowing | D4 | Atraumatic restorative treatment (ART) | 50% | 2.33 | 110,872 | 258,331 | |||||||||
| Slight enamel breakdown | D3 | 66% | 3.03 | 146,350 | 443,442 | ||||||||||
| Permanent | Extensive decay into dentine | D6 | Tooth extraction | 17% | 1.76 | 29,703 | 52,277 | 11% | 1.31 | 18,640 | 24,419 | 1% | 1.2 | 2,217 | 2,661 |
| Distinct decay into dentine | D5 | Tooth filling | 19% | 1.46 | 33,198 | 48,468 | 14% | 1.5 | 23,724 | 35,824 | 2% | 1.0 | 4,435 | 4,435 | |
| Underlying dentinal shadowing | D4 | Tooth filling | 50% | 2.40 | 87,362 | 209,669 | 40% | 2.45 | 67,783 | 166,069 | 13% | 1.46 | 28,827 | 42,087 | |
| Slight enamel breakdown | D3 | ART | 75% | 3.85 | 131,043 | 504,516 | 63% | 3.78 | 106,759 | 403,548 | 45% | 1.80 | 99,784 | 179,612 | |
| Visual change in enamel | D2 | Prevention (Fluoride varnish) | 54% | – | – | – | 51% | – | – | – | 28% | – | – | – | |
| No decay | D0 | Prevention (Fluoride varnish) | 6% | – | – | – | 9% | – | – | – | 36% | – | – | – | |
| Total | 174,7244 | 814,9303 | 169,4584 | 629,8603 | 221,7434 | 1,099,1803 | |||||||||
1, 2Informed by an advisory panel on relevant care in LIC consisting of members from the ICCMS, KCL in the UK and COMAHS in SL; and Ref. [40]
3Total number of teeth requiring treatment with ICCMS decay codes from 3 to 6. Teeth with decay code 2 are excluded as treatment recommended is only preventative which is recommend for all children
4Total children in each of the three key age groups estimated from—Statistics Sierra Leone. 2015 Population and Housing Census. [Available from: https://www.statistics.sl/images/StatisticsSL/Documents/Census/2015/sl_2015_phc_thematic_report_on_pop_structure_and_pop_distribution.pdf. Accessed 15 Feb 2017]