Class
(density g/cc) 		Implants
42-10ST 37-6ST
Mean (SD) Mean (SD)
Implant stability
quotient 		D1 (0.48) 73.9 (1.3)a 67.5 (1.6)b
D2 (0.32) 65.3 (1.3)c 54.6 (1.4)d
D3 (0.16) 45.6 (2)e 30.2 (0.7)f
D4 (0.08) 30.6 (1.5)g 10.6 (2.1)h
Peak torque
value 		D1 (0.48) 30.6 (2.6)i 26.6 (1.7)j
D2 (0.32) 9.4 (0.6)k 6.9 (0.5)l
D3 (0.16) 1.5 (0.2)m 1.1 (0.1)n
D4 (0.08) 0.9 (0.1)o 0.3 (0.1)p
Accumulated
torque value 		D1 (0.48) 4479 (369)q 1850 (168)r
D2 (0.32) 1163 (107)s 441.3 (44.5)t
D3 (0.16) 147.5 (46.7)u 54.1 (12.8)v
D4 (0.08) 76.5 (27.8)w 11.7 (11.6)x

a-b, c-d, e-f, g-h, i-j, k-l, m-n, o-p, q-r, s-t, u-v, w-xStatistically significant at level P < 0.05 (t-test).