Table 2. ISCOLE participant characteristics.
| Study site | Participants (n, % boys) | Age (years) (mean, s.d.) | Weight status (%)a | Combined annual household incomeb | Approximate equivalent in US dollarsc |
|---|---|---|---|---|---|
| Europe | |||||
| Finland | 536 (47.2%) | 10.0 (0.4) | Normal weight: 74.6 Overweight/obese: 23.7 | <€20 000: 5.5% ⩾€80 000: 40.9% | $26 000: 5.5% ⩾$104 000: 40.9% |
| United Kingdom | 525 (45.1%) | 10.4 (0.5) | Normal weight: 68.5 Overweight/obese: 30.3 | <£10 000: 9.4% £10 000–19 999: 17.3% ⩾£90 000: 8.1% | <$16 500: 9.4% $16 500–32 998: 17.3% ⩾$148 500: 8.1% |
| Portugal | 777 (46.1%) | 10.0 (0.3) | Normal weight: 52.5 Overweight/obese: 47.2 | <€6000: 20.5% €6000–11 999: 30.9% ⩾€42 000: 5.5% | $<7800: 20.5% $7800–15 599: 30.9% ⩾$546 000: 5.5% |
| Africa | |||||
| Kenya | 563 (46.5%) | 9.8 (0.7) | Normal weight: 75.1 Overweight/obese: 21.1 | <Ksh121 980: 23.2% Ksh⩾6 000 000: 3.5% | <$1342: 23.2% ⩾$66 000: 3.5% |
| South Africa | 550 (40.1%) | 9.8 (0.7) | Normal weight: 71.2 Overweight/obese: 26.4 | <R11 500: 47.8% R>500 000: 7.6% | <$1081: 47.8% ⩾$47 000: 7.6% |
| The Americas | |||||
| Canada | 565 (42.2%) | 10.0 (0.4) | Normal weight: 68.7 Overweight/obese: 30.8 | <$14 999: 2.9% ⩾$140 000: 38.4% | <$13 799: 2.9% ⩾$128 800: 38.4% |
| United States | 651 (43.2%) | 9.5 (0.6) | Normal weight: 58.4 Overweight/obese: 41.3 | <$10 000: 20.4% ⩾$140 000: 21.6% | NA |
| Colombia | 919 (49.4%) | 10.0 (0.6) | Normal weight: 75.7 Overweight/obese: 22.9 | $0–1200 000: 0.7% $4 800 000–8 400 000: 29.4% ⩾$36 000 000: 8.8% | $0–624: 0.7% $2496–4368: 29.4% ⩾$18 720: 8.8% |
| Brazil | 584 (49.1%) | 10.1 (0.5) | Normal weight: 52.8 Overweight/obese: 45.2 | <R$6540: 3.1% R$6540–19 620: 35.1% ⩾R$85 020: 4.4% | <$2943: 3.1% $2943–8829: 35.1% ⩾$38 259: 4.4% |
| South Asia | |||||
| India | 620 (47.1%) | 10.0 (0.6) | Normal weight: 61.5 Overweight/obese: 33.7 | <Rs60 000: 2.8% ⩾Rs720 000: 37.6% | <$1020: 2.8% ⩾$12 240: 37.6% |
| Western-Pacific region | |||||
| China | 552 (53.1%) | 9.4 (0.5) | Normal weight: 56.3 Overweight/obese: 41.2 | <¥20 000: 18.1% ¥20 000–39 999: 18.1% ⩾¥150 000: 10.4% | <$3200: 18.1% $3200–6400: 18.1% ⩾$24 000: 10.4% |
| Australia | 528 (46.0%) | 10.3 (0.5) | Normal weight: 61.4 Overweight/obese: 37.9 | <$10 000: 2.1% $70 000–89 999: 17.0% ⩾$140 000: 21.7% | <$9300: 2.1% $65 100–83 699: 17.0% ⩾$130 200: 21.7% |
Abbreviation: ISCOLE, International Study of Childhood Obesity, Lifestyle and the Environment.
a
Weight status defined by World Health Organization cut-points.44
b
Presented as percent of participants in the lowest, highest and median income categories. If the median income category was also the lowest, or the highest, only two income categories are presented.
c
Currency conversion reflects rates from 2014.