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Table 2 Weight, height, BMI and Haemoglobin given as median (range), in lower secondary school students participating in a study evaluating breakfast serving in school.

From: Changes in dietary pattern in 15 year old adolescents following a 4 month dietary intervention with school breakfast – a pilot study

  Breakfast group Control group
  At start After intervention At start After intervention
Height, m     
   Males 177 (164–186) 179 (166–187) 175 (162–185) 178 (164–187)
   Females 164 (154–179) 164 (154–179) 165 (158–174) 166 (159–175)
Weight, kg     
   Males 73 (55–109) 73 (57–111)* 67 (50–90) 70 (54–92)**
   Females 64 (49–81) 60 (48–76) 59 (45–77) 61 (48–80)**
BMI, kg/m2     
   Males 22,6 (17,8–33,6) 21,8 (17,6–33,9) 21,7 (17,0–29,4) 22,4 (18,6–29,2)*
   Females 21,8 (16,9–27,3) 22,1(17,5–28,1) 21,6 (16,7–28,4) 22,1 (16,9–28,7)*
Hemoglobin g/100 mL     
   Males 15,3 (13,4–17,6) 14,9 (12,9–16,4) 14,4 (13,2–15,6) 14,7(13,2–15,8)
   Females 13,6 (12,0–14,4) 14,1 (12,4–15,0) 13,3 (11,9–14,0) 13,1 (11,0–15,1)
Food score     
   Males 69 (51–97) 85 (48–107)** 75 (57–93) 82 (56–97)
   Females 73 (53–89) 81 (56–100) 79 (57–90) 79 (53–107)
  1. Wilcoxon signed ranked test is used to calculate differences in the groups after 4 months intervention. *p < 0.05, ** p < 0.01