Anthropometric data of study participants at initial investigation.

Table 1: Anthropometric data of study participants at initial investigation.

	Situp (male n = 19)	Isometric (female, n = 31)	Isometric (male, n = 29)
Age [years]	23.1 ± 2.9	23.2 ± 2.9	27.8 ± 5.4^§$
Height [cm]	179.8 ± 6.4	168.8 ± 5.4^§	179.6 ± 6.1^$
Weight [kg]	71.5 ± 6.8	64.5 ± 9.8^§	77.9 ± 8.9^§$
BMI [kg/m²]	22.1 ± 2.0	22.7 ± 3.3	24.2 ± 2.6^§
UBT [Nm]	106.3 ± 13.8	84.7 ± 14.1^§	114.9 ± 16.2^$

BMI: Body mass index; data are given as means ± SD; ^§p < 0.05 vs. Sit-up; ^$p < 0.05 vs. isometric, female