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. 2023 Nov 20;16(6):950–957. doi: 10.1177/19417381231212471

Table 1.

Subject demographics and data by group a

All Subjects (n = 78) Active (n = 32) Inactive (n = 23) Runners (n = 23)
Age, y 21.74
(2.00)		 22.31
(2.00)		 22.52
(1.28)		 20.17
(1.72)
Height, inches 66.46
(3.41)		 66.23
(3.36)		 66.37
(3.42)		 66.88
(3.59)
Weight, pounds 144.98
(21.01)		 148.54
(25.94)		 146.49
(18.18)		 138.53
(14.21)
BMI, kg/m2 23.06
(2.74)		 23.67
(2.74)		 23.45
(3.04)		 21.81
(2.05)
R TA resting thickness, cm 0.59
(0.20)		 0.55
(0.21)		 0.58
(0.20)		 0.66
(0.18)
R TA contraction thickness, cm 0.88
(0.32)		 0.86
(0.33)		 0.83
(0.32)		 0.97
(0.29)
L TA resting thickness, cm 0.54
(0.18)		 0.54
(0.19)		 0.54
(0.21)		 0.55
(0.10)
L TA contraction thickness, cm 0.85
(0.32)		 0.85
(0.29)		 0.72
(0.29)		 00.95
(0.35)
R EO resting thickness, cm 0.68
(0.22)		 0.65
(0.22)		 0.72
(0.28)		 0.70
(0.12)
R EO contraction thickness, cm 0.80
(0.25)		 0.73
(0.26)		 0.80
(0.27)		 0.90
(0.20)
L EO resting thickness, cm 0.61
(0.20)		 0.61
(0.23)		 0.62
(0.22)		 0.61
(0.15)
L EO contraction thickness, cm 0.81
(0.25)		 0.81
(0.33)		 0.77
(0.19)		 0.86
(0.17)
R IO resting thickness, cm 0.98
(0.34)		 0.93
(0.32)		 0.88
(0.34)		 1.14
(0.33)
R IO contraction thickness, cm 1.22
(0.41)		 1.19
(0.39)		 1.11
(0.45)		 1.38
(0.35)
L IO resting thickness, cm 0.92
(0.30)		 0.92
(0.32)		 0.79
(0.23)		 1.05
(0.29)
L IO contraction thickness, cm 1.28
(0.38)		 1.23
(0.32)		 1.12
(0.43)		 1.49
(0.33)
R abdominal strength, pounds 40.24
(17.58)		 42.75
(19.16)		 39.17
(17.42)		 37.83
(15.63)
L abdominal strength, pounds 51.49
(19.01)		 54.60
(19.47)		 47.64
(14.74)		 51.04
(21.99)
R plank time, seconds 79.90
(29.50)		 78.53
(27.20)		 67.87
(28.97)		 98.39
(30.95)
L plank time, seconds 81.24
(30.92)		 75.78
(25.90)		 65.00
(24.96)		 100.52
(27.84)

BMI, body mass index; EO, external oblique; IO, internal oblique; L, left; R, right; TA, transverse abdominis.

a

Data are expressed as mean (SD).