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Table 4 Association between daily dietary costs in tertiles and dietary quality, by ethnicity (n = 4717)

From: Socioeconomic and ethnic differences in the relation between dietary costs and dietary quality: the HELIUS study

Dietary quality (DHD15-index – continuous score) Dutch (n = 1429) South-Asian Surinamese (n = 1003) African Surinamese (n = 980) Moroccan (n = 717) Turkish (n = 588)
β 95% CI Β 95% CI β 95% CI β 95% CI β 95% CI
Dietary costs T1 (1,14-4,56€) ref   ref   ref   ref ref  
T2 (4,57-5,58€) 4.63** 2.39; 6.88 6.29** 3.80; 8.79 7.67** 5.20; 10.15 5.87** 2.96; 8.78 9.31** 5.96; 12.65
T3 (5,59-17,15€) 6.00** 3.22; 8,78 6.89** 3.62; 10.16 7.84** 4.81; 10.87 4.29* 0.58; 8.01 7.50** 3.73; 11.26
High dietary quality (DHD15-index – dichotomous) OR 95% CI OR 95% CI OR 95% CI OR 95% CI OR 95% CI
Dietary costs T1 (1,14-4,56€) ref   ref   ref   ref   ref  
T2 (4,57-5,58€) 1.86* 1.11; 3.11 2.42** 1.59; 3.69 4.07** 2.45; 6.73 2.13* 1.38; 3.31 4.84** 2.35; 9.99
T3 (5,59-17,15€) 2.77* 1.51; 5.06 2.79** 1.61; 4.83 3.28** 1.78; 6.03 1.11 0.62; 1.99 5.67** 2.56; 12.56
  1. High dietary quality was defined as the top quintile
  2. All models adjust for age, sex, education, smoking, energy intake and physical activity
  3. DHD15-index Dutch Healthy Diet index 2015, T Tertile, Ref reference group, CI Confidence Interval
  4. *P < 0.05; **P < 0.001