Mean angulation ± SD, degrees

Arch

Side

Canine

First premolar

Second premolar

First molar

Right

75.3 ± 9.6

78.6 ± 5.6

84.7 ± 5.4

89.7 ± 6.3

Maxilla

Left

79.4 ± 9.9

80.8 ± 6.8

85.2 ± 5.3

88.1 ± 4.3

Right

95.5 ± 6.9

91.0 ± 6.7

87.8 ± 5.0

86.8 ± 5.0

Mandible

Left

94.3 ± 6.2

87.9 ± 5.9

83.2 ± 4.9

86.1 ± 6.4