Stages

UR

UL

LR

LL

 

 

Mean

Mean

Mean

Mean

p-value

0

13.57 (5-30)

13.04 (5-30)

12.57 (5-30)

12.58 (5-30)

0.05, NS

1

11.17 (9-13)

11.30 (10-13)

10.70 (6.80-13.80)

11.20(9-13.10)

0.06, NS

2

11.86 (10-14)

11.58 (9-15)

11.37 (9-15)

11.14 (9-15)

0.52,NS

3

12.25 (9-17)

12.47 (9-19)

12.01 (9-16)

12.07 (9-16)

0.43, NS

4

14.44(11.10-21)

14.65 (12-23)

13.90 (11-21)

13.86 (11-21)

0.07, NS

5

14.25 (12-17)

14.95 (12-21)

14.17 (12-17)

14.08 (12-17)

0.08, NS

6

14.66 (11-22)

14.66 (11-22)

14.35 (11-22)

14.61 (11-22)

0.07, NS

7

17.20 (12-23)

17.65(11.10-23)

17.18 (12-23)

17.23(11.10-23)

0.09, NS

8

17.62 (14-25)

17.44 (14-25)

18.12 (15-25)

17.86 (15-25)

0.10, NS

9

19.87 (15-26)

20.13 (15-27)

19.90 (15-26)

20.05 (15-27)

0.08, NS

10

21.63 (15-30)

21.65 (15-30)

21.87 (15-30)

21.92 (15-30)

0.07, NS

NS = nonsignificant, p-value – probability value
Table 4: Variations in mean ages of each developmental stages among four third molars.