. 2018 Nov 23;12:268. doi: 10.3389/fnbeh.2018.00268

Table 2.

Mean (M) and standard deviation (SD) of participants' characteristics assessed at the preparation day for the moderate and high intensity group, respectively.

	Moderate intensity group (n = 16) M (SD)	High intensity group (n = 16) M (SD)	Test statistic
Age (years)	25.9 (3.8)	26.3 (3.6)	t₍₃₀₎ = 0.23, p = 0.820
Weight (kg)	76.0 (7.8)	82.9 (10.2)	t₍₃₀₎ = 2.09, p = 0.045
Height (m)	1.81 (0.05)	1.82 (0.06)	t₍₃₀₎ = 0.47, p = 0.643
VO_2peak (mL·min⁻¹·kg⁻¹)	57.7 (8.8)	56.0 (6.1)	t₍₃₀₎ = 0.61, p = 0.547
Resting HR (bpm)	73.6 (9.5)	74.6 (12.9)	t₍₃₀₎ = 0.24, p = 0.811
Peak HR (bpm)	184.3 (9.1)	183.7 (10.4)	t₍₃₀₎ = 0.17, p = 0.862
EPQ-20 idealism	6.3 (0.7)	5.9 (1.2)	t₍₃₀₎ = 1.28, p = 0.211
EPQ-20 relativism	6.2 (1.1)	5.9 (0.9)	t₍₃₀₎ = 0.98, p = 0.337
BSI-18 GSI	0.3 (0.3)	0.3 (0.2)	t₍₃₀₎ = 0.59, p = 0.560

VO_2peak, peak oxygen uptake; HR, heart rate; EPQ, Ethical Positions Questionnaire (Forsyth, 1980); BSI-18, Brief Symptom Inventory; 18, Global Severity Index (Franke et al., 2017).