Table 4. Biographical data of the participants.

Questionnaires distributed	N = 2997
Participants (total)	N = 2987
Response rate	99.7%
Location
Frankfurt (European Championship)	31.3% (N = 934)
Regensburg	32.6% (N = 974)
Wiesbaden (European Championship 70.3)	36.1% (N = 1079)
Gender	87.3% male (N = 2576)
	12.7% female (N = 376)
Age, years (mean; SD)	18–79 (39.5 years ±9.2)
Height, cm (mean; SD)	146–207 (179.1 cm ±8.2)
Weight, kg (mean; SD)	46–126 (74.4 kg ±9.6)
BMI, kg/m2 (mean; SD)	16.9–42.5 (23.1 kg/m2±2.2)
A-level	65.3% yes (N = 1742)
	34.7% no (N = 925)
Questionnaire version	65.5% German (N = 1956)
	34.5% English (N = 1031)

(cm = centimeters; kg = kilograms; m = meters; SD = standard deviation).