Table 2.

Group comparison in physical training and relative changes in measured variables during the operation, mean (SD).

	High-Responders	Low-Responders	p
n	25	24
Training variables during the operation
Endurance training (times/week)	1.7 (0.80)	1.9 (2.8)	0.22
Strength training (times/week)	1.3 (0.7)	2.1 (2.4)	0.052
Total training (times/week)	3.0 (1.0)	4.0 (5.0)	1.00
Low-intensity endurance training (min/week)	61.7 (22.9)	52.0 (18.4)	0.17
Moderate-intensity endurance training (min/week)	51.3 (11.2)	45.9 (16.4)	0.31
High-intensity endurance training (min/week)	32.7 (18.7)	37.4 (11.6)	0.27
Lower body strength training (kg/week)	14,354 (6076)	19,489 (6202)	0.010
Upper body strength training (kg/week)	10,428 (3272)	12,226 (4084)	0.31
Interview based endurance training (times/week)	2.41 (1.01)	1.38 (1.06)	0.002
Interview based strength training (times/week)	1.94 (1.07)	2.73 (1.51)	0.067
Relative change (%)
Body mass (%)	−1.0 (2.5)	2.3 (2.8)	<0.001
Body mass index (%)	−1.0 (2.5)	2.3 (2.8)	<0.001
Muscle mass (%)	0.5 (3.0)	1.4 (2.7)	0.16
Fat mass (%)	−7.6 (11.7)	14.2 (20.4)	<0.001
Maximal isometric force of the lower body (%)	16.5 (17.5)	7.8 (13.3)	0.26
Maximal isometric force of the upper body (%)	2.1 (5.7)	1.9 (9.2)	0.67
Sit-ups (%)	6.3 (16.0)	5.5 (11.9)	0.91
Push-ups (%)	27.7 (21.9)	11.7 (26.1)	0.004
Pull-ups (%)	40.0 (49.8)	42.6 (66.1)	0.79
Standing long jump (%)	0.6 (9.2)	−1.0 (4.0)	0.89
Military simulation test (%)	−13.6 (6.8)	−7.5 (6.5)	0.006
Serum testosterone (%)	10.3 (31.9)	18.2 (33.1)	0.35
Serum sex-hormone binding globulin (%)	−18.3 (35.1)	−21.5 (26.3)	0.35
Serum insulin-like growth factor-1 (%)	−2.4 (42.8)	−3.5 (37.2)	0.69
Serum cortisol (%)	0.53 (48.2)	−9.9 (34.4)	0.52
Interview based endurance training frequency (%)	27.9 (56.7)	−40.1 (64.2)	0.001
Interview based strength training frequency (%)	8.7 (61.7)	14.7 (101.0)	0.73