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Table 6 Comparison of our African torque values with those measured by Andrews

From: Three-dimensional assessment of teeth first-, second- and third-order position in Caucasian and African subjects with ideal occlusion

Africans—torque Andrews’ values Comparison
  n Mean Standard deviation n Mean Standard deviation t test p level
TORQUE U7 58 −12.79 10.11 240 −8.10 5.63 −3.41 0.001
TORQUE U6 58 −10.98 9.75 240 −11.53 3.91 .42 ns
TORQUE U5 58 −4.00 8.43 240 −8.78 4.13 4.20 <0.001
TORQUE U4 58 −4.49 8.38 240 −8.47 4.02 3.52 <0.001
TORQUE U3 58 −2.03 7.95 240 −7.25 4.21 4.84 <0.001
TORQUE U2 58 7.41 8.14 240 4.42 4.38 2.70 0.009
TORQUE U1 58 11.41 6.28 240 6.11 3.97 6.14 <0.001
TORQUE L7 58 −32.51 10.93 240 −36.03 6.57 2.35 0.030
TORQUE L6 58 −23.50 9.57 240 −30.67 5.90 5.46 <0.001
TORQUE L5 58 −11.39 8.52 240 −23.63 5.58 10.41 <0.001
TORQUE L4 58 −9.23 7.02 240 −18.95 4.96 9.96 <0.001
TORQUE L3 58 −1.95 7.49 240 −12.73 4.65 10.48 <0.001
TORQUE L2 58 5.50 8.26 240 −3.24 5.37 7.68 <0.001
TORQUE L1 58 9.68 9.18 240 −1.71 5.79 9.02 <0.001
  1. ns not significant