Table 1.

Means for mesial, distal surfaces, and combined bone loss (mm)

Bone loss (mm)	Mean±SD			95% CI
	Female	Male	Total	Female	Male	Total
Mesial	0.16±0.92a	−0.57±0.44b	−0.24±0.77	−0.60.93	−0.88−0.25	−0.620.14
Distal	0.13±0.91a	−0.59±0.29b	−0.26±0.72	−0.630.89	−0.8−0.37	−0.630.09
Total	0.15±0.91	−0.58±0.31	−0.25±0.73	−0.610.91	−0.80−0.35	−0.60.1

Lower cases show significant differences. CI: Confidence interval; SD: Standard deviation