Table 1.

Characteristics of the study subjects.

Characteristics	Categorization	Responders
		n	%
Total		1475	100.0
Gender	Male	369	25.0
	Female	1106	75.0
Age in years	20–29	697	47.3
	30–39	391	26.5
	40–49	218	14.8
	50–59	126	8.5
	60–69	43	2.9
Dietary patterns	Vegans	104	7.1
	Vegetarians	573	38.8
	Semi-vegetarians	498	33.8
	Pesco-vegetarians	145	9.8
	Omnivores	155	10.5
Underweight (<18.5 kg/m2)	Vegans	9	8.7
	Vegetarians	51	8.9
	Semi-vegetarians	31	6.2
	Pesco-vegetarians	12	8.3
	Omnivores	5	3.2
Normal weight (≥18.5 to <25.0 kg/m2)	Vegans	82	78.8
	Vegetarians	418	72.9
	Semi-vegetarians	370	74.3
	Pesco-vegetarians	105	72.4
	Omnivores	105	67.7
Overweight (≥25.0 to <30.0 kg/m2)	Vegans	11	10.6
	Vegetarians	84	14.7
	Semi-vegetarians	85	17.1
	Pesco-vegetarians	23	15.9
	Omnivores	32	20.6
Obesity (≥30.0 kg/m2)	Vegans	2	1.9
	Vegetarians	20	3.5
	Semi-vegetarians	12	2.4
	Pesco-vegetarians	5	3.4
	Omnivores	13	8.4
Educational level	University or university college level	1155	78.3