Table 3

Frequency of periapical lesion classification of proximity of the sinus inferior wall and type of inflammatory abnormalities (percentage in parenthesis)
Abnormalities Classification
Class I Class II Class III Total
None 10 (19.2) 21 (40.4) 21 (40.4) 52 (100)
Mucosal thickening 26 (19.3) 48 (35.6) 61 (45.2) 135 (100)
Opacification - 7 (87.5) 1 (12.5) 8 (100)
Retention cyst 3 (15) 6 (30.0) 11 (55.0) 20 (100)
Total 39 82 94 215

p=0.124 (Chi-square test).

Rege et al.

Rege et al. BMC Oral Health 2012 12:30   doi:10.1186/1472-6831-12-30

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