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Table 3 Median (25-, 75-percentiles) number of food and beverage advertisements (total and by major food categories) within a radius of 250 m around the school, by school characteristics (n = 25)

From: Mapping of outdoor food and beverage advertising around primary and secondary schools in Kampala city, Uganda

  Total food ads Major food categories
School characteristics Unhealthy Healthy Miscellaneous
School area
 Urban areas (n = 13) 45 (34, 67) 38 (29, 50) 4 (3, 5) 1 (1, 3)
 Peri-urban areas (n = 12) 24 (15, 51) 21 (14, 45) 1 (0, 3) 1 (0, 3)
p-value a 0.077 0.11 0.005 0.73
School fee level
 Low (n = 9) 45 (33, 53) 36 (29, 45) 4 (3, 5) 1 (1, 7)
 Medium (n = 8) 44 (22, 63) 38 (21, 55) 3 (1, 5) 1 (1, 3)
 High (n = 8) 33 (22, 45) 31 (19, 42) 2 (1, 3) 1 (0, 3)
 p-value b 0.69 0.75 0.33 0.41
School type
 Primary (n = 13) 41 (33, 58) 37 (29, 45) 3 (1, 5) 2 (1, 7)
 Secondary (n = 12) 30 (17, 53) 27 (15, 50) 2 (1, 4) 1 (0, 3)
 p-value a 0.29 0.47 0.27 0.25
School category
 Government-funded (n = 9) 45 (33, 67) 39 (29, 50) 4 (3, 5) 1 (1, 3)
 Private (n = 16) 38 (22, 52) 33 (19, 45) 2 (1, 4) 2 (0, 3)
 p-value a 0.56 0.56 0.084 0.85
Total 40 (22, 55) 36 (19, 47) 3 (1, 5) 1 (0,3)
  1. a Differences between groups measured with Mann-Whitney U test
  2. b Differences between groups measured with Kruskal Wallis test