Table 2.

Sociodemographic and Lifestyle Characteristics of Dropouts versus Participants of the Online Tool (YCNA-W): Odds Ratio’s (95% CI) of Multinomial Logistic Regression Analyses^a

	Percents for Sociodemographic and Lifestyles Variables by Participation Group				Multinomial Regression Odds Ratios (95%CI; Referent Group is 3-day YCNA-W)
	Invited for YCNA-W			No E-Mail
	3 days	1 day	Refused
	%	%	%	%	1-day	Refused	No e-mail
Questionnaire completed by father	3	8	12	7	2.98 (0.7–12.69)	4.17 (1.62–10.74)**	2.09 (0.79–5.52)
Education mother
High	65	78	51	44	referent	referent	referent
Intermediate	22	15	29	21	0.52 (0.2–1.41)	1.50 (0.90–2.50)	1.13 (0.69–1.85)
Low	12	8	20	35	0.43 (0.1–1.82)	1.47 (0.75–2.89)	2.63 (1.46–4.73)**
Occupation mother
High	27	28	21	14	referent	referent	referent
Intermediate	61	63	57	55	1.20 (0.54–2.69)	1.06 (0.63–1.76)	1.36 (0.83–2.24)
Low	3	8	15	14	4.48 (0.8–25.21)	4.45 (1.53–12.92)**	4.59 (1.62–12.96)**
Does not work	10	3	8	17	0.37 (0.04–3.40)	0.58 (0.23–1.44)	1.59 (0.74–3.43)
Smokers
Mother	10	20	24	21	2.84 (1.11–7.22)*	2.22 (1.22–4.04)**	1.68 (0.94–2.98)
Father	24	34	32	34	2.13 (0.98–4.66)	1.28 (0.79–2.06)	1.16 (0.74–1.81)
Does not sports
Mother	52	40	59	58	0.63 (0.30–1.30)	1.13 (0.75–1.72)	1.02 (0.69–1.50)
Father	43	33	49	55	0.71 (0.33–1.53)	1.16 (0.75–1.78)	1.22 (0.81–1.83)
Parents’ consumption below the median cut-off point for
Mothers’ fruit consumption	49	52	50	51	1.19 (0.60–2.37)	0.90 (0.60–1.34)	0.94 (0.64–1.37)
Fathers’ fruit consumption	45	55	54	50	1.63 (0.81–3.32)	1.36 (0.89–2.06)	1.14 (0.77–1.68)
Mothers’ vegetable consumption	48	61	52	48	1.66 (0.82–3.36)	1.10 (0.73–1.65)	1.03 (0.71–1.50)
Fathers’ vegetable consumption	50	58	53	47	1.33 (0.64–2.76)	1.08 (0.71–1.65)	0.91 (0.62–1.36)
Children’s consumption below the median forb
Soup	65	50	55	58	0.51 (0.25–1.04)	0.64 (0.42–0.96)*	0.82 (0.55–1.21)
Milk	53	35	50	52	0.48 (0.26–0.99)*	0.78 (0.52–1.18)	0.86 (0.59–1.29)
Meat, fish and meat substitutes	53	60	45	50	.1.31 (0.66–2.63)	0.60 (0.39–0.90)*	0.81 (0.56–1.18)
Nutritional knowledge below the median	40	47	58	62	1.41 (0.70–2.83)	1.55 (1.03–2.35)*	1.79 (1.21–2.63)**
Attitude below the median	43	45	48	52	1.02 (0.51–2.03)	1.10 (0.73–1.66)	1.31 (0.89–1.90)

^aReference of the multinomial logistic regression analysis: those completing 3 days of YCNA-W. All analyses controlled for respondent completing the questionnaire, mother’s education and occupation. Separate analyses were run for each lifestyle factor with as reference not smoking, doing sports and above the median for each food item, nutritional knowledge and the attitude score.

^b20 food groups were investigated, only significant food items/groups are presented, no significant differences were found for: water, sweetened milk, soy beverages, fruit and vegetable juices, coffee and tea, soft drinks, milk based desserts, cheese, fruit, sweets and sugary products, savory snacks, biscuits and pastry, bread and rolls, cereals, vegetables, potatoes and grains, fat and sauces