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Table 3 Between-subjects assessment (mean ± SD) across classes during the fall semester in 2015 in which the largest number of cadets took the physical fitness assessment

From: A longitudinal analysis of the U.S. Air Force reserve officers’ training corps physical fitness assessment

Class rank n Ab. Circ. (in.) Sit-ups (reps) Pushups (reps) Run time (s) Total score
FR 8 31.7 ± 2.3 51.3 ± 7.4 61.3 ± 9.7 635.8 ± 74.4 93.0 ± 5.9
SO 12 31.6 ± 1.6 59.3 ± 3.5† 64.4 ± 9.6 618.8 ± 50.0 96.7 ± 3.1
JR 17 32.8 ± 1.9 60.8 ± 4.5† 64.9 ± 9.9 613.7 ± 54.5 96.9 ± 3.6
SR 9 32.6 ± 1.5 58.3 ± 7.6 66.2 ± 6.7 649.7 ± 69.0 94.8 ± 6.2
  1. Ab. Circ Abdominal circumference measurement, in Inches, FR Freshmen, SO Sophomores, JR Juniors, SR Seniors. †. Significantly more reps than FR class (−0.018 ≤ P ≤ 0.003)