Table 2.
Prevalence of sedentary lifestyle among adolescents from public and private schools (n = 862), Goiânia, Brazil, 2010–2011
| Public School (n = 596) |
Private School (n = 266) |
|||||
|---|---|---|---|---|---|---|
| Variables | n (%) | Crude PRa | pb | n (%) | Crude PRa | Pb |
| Gender | ||||||
| Male | 150 (53.6%) | 0.70 | <0.001* | 71 (55.9%) | 0.67 | <0.001* |
| Female | 240 (76.0%) | 1 | 115 (82.7%) | 1 | ||
| Age (years) | ||||||
| 14–15 | 204 (66.7%) | 1 | 104 (72.2%) | 1 | ||
| 16–18 | 186 (64.1%) | 0.96 | 0.517 | 82 (67.2%) | 0.93 | 0.380 |
| Skin colour | ||||||
| Non-white | 201 (63.6%) | 0.94 | 0.303 | 68 (65.4%) | 0.90 | 0.210 |
| White | 188 (67.6%) | 1 | 118 (72.8%) | 1 | ||
| Socioeconomic classification | ||||||
| A - B | 113 (60.8%) | 1 | 135 (71.4%) | 1 | ||
| C | 254 (67.2%) | 1.10 | 0.145 | 50 (66.7%) | 0.93 | 0.462 |
| D - E | 23 (71.9%) | 1.18 | 0.180 | 1 (50.0%) | 0.70 | 0.615 |
| Tobacco use | ||||||
| No | 386 (66.1%) | 1 | 185 (70.0%) | 1 | ||
| Yes | 4 (33.3%) | 0.50 | 0.095 | 1 (50.0%) | 0.71 | 0.634 |
| Alcohol consumption | ||||||
| No | 107 (59.8%) | 1 | 43 (70.5%) | 1 | ||
| Yes | 283 (67.9%) | 1.13 | 0.070 | 143 (69.8%) | 0.99 | 0.912 |
| Altered BPc | ||||||
| No | 332 (66.5%) | 1 | 147 (69.0%) | 1 | ||
| Yes | 58 (59.8%) | 0.90 | 0.231 | 39 (73.6%) | 1.07 | 0.497 |
| Altered WCd | ||||||
| No | 336 (64.2%) | 1 | 155 (71.1%) | 1 | ||
| Yes | 54 (74.0%) | 1.15 | 0.066 | 31 (64.6%) | 0.91 | 0.405 |
| Overweight | ||||||
| No | 320 (66.1%) | 0.95 | 0.483 | 141 (71.2%) | 0.93 | |
| Yes | 70 (62.5%) | 1 | 45 (66.2%) | 1 | 0.454 | |
aPrevalence ratio; bPoisson regression; cBlood pressure; dWaist circumference
*Statistically significant at p < 0.05