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Table 4 Mean (SD) 20-group diet quality score (SDs) by gender, ethnicity, income and IMD

From: Development of a short food frequency questionnaire to assess diet quality in UK adolescents using the National Diet and Nutrition Survey

Participant Characteristic Mean (SD) n p-value
Gender <  0.0001
 Boys −0.12 (0.97) 1282
 Girls 0.12 (1.01) 1305
Ethnicity <  0.0001
 White −0.04 (0.99) 2309
 Non-white 0.36 (0.98) 276
IMD <  0.0001
 Two least deprived quintiles 0.18 (1.05) 666
 Three most deprived quintiles −0.13 (0.96) 999
Equivalised Household Income <  0.0001
 ≤ £27,000 −0.14 (0.95) 1524
 > £27,000 0.26 (1.00) 797