Table 1.
Characteristics of study participants (n = 440), results are presented as percentages or means (CI)
| Characteristics of participants | Total sample | Low parental education (n = 141)a | High parental education (n = 276)a | p value* |
|---|---|---|---|---|
| Age (years) | 14.3 (14.2–14.3) | 14.5 (14.4–14.6) | 14.3 (14.2–14.3) | 0.003 |
| Gender (% girls) | 52.3 | 53.9 | 51.4 | 0.60 |
| Ethnicity (% ethnic Norwegian)b | 90.9 | 82.9 | 95.3 | <0.001 |
| Intake of soft drinks (ml/wk) | 680 (620–760) | 840 (690–980) | 600 (530–680) | 0.004 |
| Intake of vegetables (times/wk) | 9.4 (8.8–10.0) | 8.5 (7.4–9.5) | 10.1 (9.3–10.9) | 0.021 |
| Perceived accessibility of soft drinksc | 2.40 (2.29–2.51) | 2.65 (2.48–2.84) | 2.25 (2.10–2.39) | 0.001 |
| Perceived rules related to the consumption of soft drinksc | 3.95 (3.83–4.07) | 3.68 (3.48–3.89) | 4.08 (3.92–4.23) | 0.002 |
| Perceived accessibility of vegetablesc | 4.02 (3.94–4.10) | 3.84 (3.70–3.98) | 4.10 (4.00–4.19) | 0.001 |
| Perceived rules related to the consumption of vegetablesc | 4.47 (4.39–4.56) | 4.43 (4.28–4.59) | 4.50 (4.40–4.60) | 0.50 |
* P value for the difference between parental education groups using t-test and chi-squared tests
a Low parental education: 12 years of education or less, high parental education: 13 years of education and more
b Ethnic minorities are defined as those having both parents born in a country other than Norway
c Measured using a 5-point Likert scale