Table 3:

Values for bony lateral orbital (LO) distances by age group and sex

Age Group (No. Scans Per Group)LO Distance, Mean ± Standard Deviation, mmP
AllMalesFemales
0–3 months (76)63.3 ± 4.463.7 ± 4.562.5 ± 4.2.23
>3–6 months (41)69.3 ± 4.469.6 ± 4.869.0 ± 4.1.67
>6–9 months (40)72.6 ± 3.564.7 ± 3.071.2 ± 3.1<.01
>9–12 months (30)73.1 ± 3.473.9 ± 3.371.9 ± 3.2.12
>12–15 months (25)75.5 ± 3.476.1 ± 3.374.6 ± 3.4.30
>15–18 months (14)76.1 ± 3.976.7 ± 3.875.6 ± 4.2.63
>18–21 months (21)77.3 ± 3.278.0 ± 3.176.3 ± 3.1.22
>21–24 months (12)77.3 ± 2.878.3 ± 2.975.7 ± 2.1.12
>2–3 years (49)80.1 ± 3.681.8 ± 3.077.8 ± 3.1<.01
>3–4 years (36)80.6 ± 4.681.5 ± 4.879.5 ± 4.2.20
>4–5 years (42)82.5 ± 3.782.2 ± 4.083.0 ± 3.4.45
>5–6 years (41)83.4 ± 3.583.9 ± 4.082.7 ± 2.6.31
>6–7 years (36)86.5 ± 3.787.5 ± 3.685.7 ± 3.6.13
>7–8 years (29)88.1 ± 3.788.8 ± 3.487.0 ± 4.0.23
>8–9 years (26)88.4 ± 3.789.2 ± 3.487.1 ± 3.9.16
>9–10 years (30)90.7 ± 3.991.7 ± 3.389.4 ± 4.3.11
>10–11 years (31)90.4 ± 3.690.7 ± 4.390.1 ± 2.6.66
>11–12 years (33)91.0 ± 4.391.1 ± 4.790.7 ± 3.5.77
>12–13 years (32)83.9 ± 5.494.6 ± 5.692.3 ± 4.7.28
>13–14 years (42)93.9 ± 4.794.0 ± 4.493.9 ± 5.1.97
>14–15 years (43)96.3 ± 5.097.2 ± 4.994.3 ± 4.7.08
>15–16 years (69)97.1 ± 4.699.0 ± 4.395.0 ± 4.0<.01
>16–17 years (71)98.6 ± 4.599.5 ± 4.796.2 ± 3.2<.01
>17–18 years (57)98.9 ± 5.0100.6 ± 3.794.2 ± 5.1<.01
>18–19 years (57)99.0 ± 5.3100.8 ± 4.996.0 ± 4.6<.01