They were compared with children of the same gender and similar in age and ethnicity who
napafanana twapafanana wapafanana mwapafanana apafanana wapafanana wapafanana yapafanana lapafanana yapafanana chapafanana vyapafanana yapafanana zapafanana wapafanana kwapafanana papafanana mwapafanana