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Table 1 Adjusted odds ratio (AOR) and 95% CI for high academic achievement in relation to meal pattern in girls and boys

From: Association of lifestyle habits and academic achievement in Norwegian adolescents: a cross-sectional study

  GIRLS BOYS
  Low academic achievementan (%) High academic achievementan (%) AORb(95% CI) Low academic achievementan (%) High academic achievementan (%) AORb(95% CI)
Regular breakfast (7 times per week) 132 (40) 491 (66) 3.30 (2.45-4.45)* 217 (55) 424 (70) 1.76 (1.32-2.34)*
Regular lunch (7 times per week) 139 (42) 350 (47) 1.44 (1.08-1.93)* 174 (44) 333 (55) 1.43 (1.09-1.89)*
Regular dinner (7 times per week) 212 (64) 506 (68) 1.32 (0.98-1.78) 273 (69) 490 (81) 1.44 (1.16-1.79)*
Regular supper (7 times per week) 93 (28) 186 (25) 0.89 (0.64-1.24) 162 (41) 272 (45) 1.20 (0.91-1.59)
Regular all four meals
(7 times per week)
43 (13) 112 (15) 1.19 (0.78-1.82) 87 (22) 175 (29) 1.43 (1.03-1.98)*
  1. aA mean school grade between 0 and 3 was characterized as low, whereas a mean school grade between 4 and 6 was characterized as high.
  2. bAdjusted for BMI and maternal and paternal education.
  3. *p < 0.05.