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Table 1 Characteristics of adolescent participants (aged 11–18 years) from NDNS Years 1–8 of Rolling Programme

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

Characteristics Boys Girls Total
n 1282 1305 2587
Age (years), mean (SD) 14.5 (2.3) 14.7 (2.2) 14.6 (2.2)
Ethnicity, n (%)
 White 1143 (89) 1166 (89) 2309 (89)
 Non-white 138 (11) 138 (11) 276 (11)
IMD, n (%)
 Two least deprived quintiles 340 (41) 326 (39) 666 (40)
 Three most deprived quintiles 493 (59) 506 (61) 999 (60)
Equivalised Household Income, n (%)
 ≤£27,000 754 (59) 770 (59) 1524 (59)
 >£27,000 393 (31) 404 (31) 797 (31)