Forensic Age Estimation of Chinese Malaysian Adults by Evaluating Occlusal Tooth Wear Using Modified Kim’s Index

Table 4

Comparison of mean wear scores of each tooth across different age groups using ANOVA.

Tooth number	Age								ANOVA test value	value
	21–30		31–40		41–50		51–60
	Mean	SD	Mean	SD	Mean	SD	Mean	SD
14	2.17	2.82	3.29	2.78	4.38	3.17	4.75	3.43	3.839	0.012
15	1.50	1.85	2.47	1.86	5.58	3.55	4.63	3.61	11.065	0.000
16	1.77	1.61	2.65	2.46	5.50	3.26	5.50	3.23	13.089	0.000
17	1.03	0.96	2.41	1.78	3.50	2.52	4.75	2.79	14.960	0.000
24	2.37	3.18	2.76	2.74	3.58	2.34	4.04	2.93	1.817	0.150
25	1.37	1.88	2.88	2.48	4.92	3.60	4.46	3.15	8.696	0.000
26	1.57	0.86	2.88	2.49	4.83	3.23	5.71	3.51	12.946	0.000
27	1.30	0.92	3.06	2.54	3.29	1.94	4.67	3.14	10.626	0.000
34	1.73	2.96	2.65	2.87	3.50	2.93	3.42	2.75	2.192	0.094
35	1.00	0.87	2.29	2.22	3.29	2.46	3.46	2.89	7.321	0.000
36	2.30	2.45	3.53	2.76	5.75	3.27	7.04	3.14	13.798	0.000
37	1.50	0.82	3.41	2.68	5.29	3.11	5.17	3.24	13.095	0.000
44	1.83	2.91	2.71	2.82	3.38	2.93	3.92	3.06	2.479	0.066
45	1.17	0.91	3.24	2.99	3.96	2.84	4.38	3.37	8.294	0.000
46	2.87	2.61	3.12	2.38	5.21	3.12	7.83	3.09	15.852	0.000
47	2.13	2.08	3.59	3.11	5.63	3.12	5.63	2.99	9.809	0.000