Tooth
# 		Total number Absence of vestibular wall,
or > 50% missing 		Absence of palatal/lingual wall,
or > 50% missing 		Type of
lesion 		Patient ‘s age
(years) 		Patient’s sex
14 - - - - - -
15 2 2 1 E - EP 62 - 51 M - F
16 2 2 1 EP - EP 49 - 62 M - M
17 1 1 - P 57 F
24 1 1 1 P 36 M
25 1 1 - EP 55 M
26 2 2 0 P - EP 48 - 65 M - F
27 1 1 0 EP 61 F
34 - - - - - -
35 2 2 1 P - EP 52 - 66 F - M
36 2 2 1 P - EP 48 - 59 F - M
37 2 2 0 P - P 50 - 57 M - M
44 1 1 0 EP 63 F
45 1 1 0 P 55 M
46 2 2 1 P - EP 42 - 60 M - F
47 - - - - - -

E = endo; P = perio; EP = endo-perio; M = male; F = female.