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. 2015 Oct 2;10(10):e0139553. doi: 10.1371/journal.pone.0139553

Table 1. Comparison of Alveolar Bone Loss in Regard to Different Characteristics (n = number of sites).

Bone loss (n, %)
Characteristic Mild Moderate Severe P-value
Gender 0.000
Male 2352 (30.9) 2502 (32.8) 2762 (36.3)
Female 1632 (21.4) 2784 (36.5) 3216 (42.1)
Total 3984 (26.1) 5286 (34.7) 5978 (39.2)