Age groups

 

UR

UL

LR

LL

 

5-10 yrs

Stage 0

49

48

28

34

Stage > 0

14

15

35

29

א 2-value

45.41,
p<0.0001, S

41.13,
p<0.0001,S

15.51
P=0.002,  S

23.11,
P=0.003, S

 

11-15 yrs

Stage 0

33

30

11

16

Stage > 0

128

131

150

145

א 2-value

43.21,
p<0.0001,S

32.13,
p<0.0001,S

33.21,
p<0.0001,  S

43.12,
p<0.0001,  S

 

16-22 yrs

Stage 0

38

28

16

17

Stage > 0

185

195

207

206

א 2-value

33.21,
p<0.0001, S

31.13,
p<0.0001,S

34.21,
p<0.0001, S

33.12,
p<0.0001, S

p = probability value, S = significant
Table 10: Number of maxillary and mandibular unformed (stage 0) or formed (any other stage) third molars in all age groups.