Table 4.

The minimal distal dentine thicknesses of mesial roots in danger zone according to side (mean ± SD, mm)

Groups	Men					Women
	1 mm	2 mm	3 mm	4 mm	5 mm	1 mm	2 mm	3 mm	4 mm	5 mm
Left	0.94 ± 0.15	0.78 ± 0.13	0.76 ± 0.12	0.76 ± 0.12	0.77 ± 0.11	0.90 ± 0.15	0.76 ± 0.13	0.74 ± 0.13	0.75 ± 0.12	0.76 ± 0.12
Right	0.94 ± 0.15	0.80 ± 0.13	0.76 ± 0.11	0.76 ± 0.12	0.78 ± 0.11	0.91 ± 0.14	0.76 ± 0.12	0.74 ± 0.11	0.76 ± 0.12	0.76 ± 0.12