Twelve-month evaluation of the atraumatic restorative treatment approach for class III restorations: An interventional study

Table 1 Distribution of the study subjects by age

Age (yr)	No. of subjects	Percentage (%)
16-18	16	41.02
19-22	14	35.89
23-40	7	17.94
> 40	2	5.15
Total	39	100.0

Table 2 Distribution of time taken to perform ART

Time taken for restoration (min)	No. of restorations in subjects	Percentage (%)
9-15	22	40.7
16-19	32	59.3
Total	54	100.0

Table 3 Distribution of subjects according to acceptance of atraumatic restorative treatment using visual analogue scale

VAS score	No. of restorations in subjects	Percentage (%)
1-3 (mild)	38	70.4
4 -7 (moderate)	16	29.6
8-10 (severe)	0	0.0
Total	54	100.0

VAS: Visual analog scale.

Table 4 Distribution of restorations according to atraumatic restorative treatment evaluation criteria (Frencken J) at six months and twelve months follow-up

Code	6 mo, n = 54	12 mo, n = 49
	No. of restorations	Percentage (%)	No. of restorations	Percentage (%)
0	39	72.2	27	55.5
1	8	14.8	8	16.3
2	4	7.4	4	6.1
3	0	0	1	2.0
4	0	0	1	2.0
5	0	0	0	0
6	0	0	0	0
7	2	3.7	5	10.2
8	0	0	2	4.0
9	0	0	0	0
10	1	1.8	1	2.2

Table 5 Life table analysis of atraumatic restorative treatment at six months and 12 months follow-up

Interval (mo)	Evaluated restoration	Success	Failure	Success rate (95%CI)	Cumulative survival rate (95%CI)
6 mo	54	49	4	94.4% (88.2%–99.9%)	94.4% (88.2%-99.9%)
12 mo	49	40	7	85.7% (75.9%-95.5%)	80.9% (69.9%-91.9%)

Table 6 Calculation of direct cost for atraumatic restorative treatment

Input cost	Financial cost	Economic cost	Annualized cost		Amount
			Expected use full life of the capital	Discount rate
Primary consumables
Space	0	1000 INR (14.10 USD)	-	-	400 INR (5.64 USD) (12 d)
Equipment (ART kit)	0	4500 INR (63.47 USD)	5 yr	3.7	1216.21 INR (17.15 USD)
Secondary consumables
Staff	0	5400 INR (76.17 USD)	-	-	5400 INR (76.17 USD)
Consumables	2457	2457 INR (33.43 USD)	-	-	2457 INR (34.65 USD)
Travel expenses	600	600 INR (8.46 USD)	-	-	600 INR (8.46 USD)
Total	2947	11857 INR (167.25 USD)			10073.2 INR (142.08 USD)

ART: Atraumatic restorative treatment.