Table 1.
Sociodemographic characteristic of the sample, by answer register method. n(%)
| Total (n=2,317) | On Booklet (n=1,156) | On Answer Sheet (n=1,161) | P value1 | |
|---|---|---|---|---|
| School type | ||||
| Public | 723 (31.2) | 359 (31.1) | 364 (31.4) | 0.947 |
| Private with State subsidy | 820 (35.4) | 413(35.7) | 407 (35.1) | |
| Private | 774 (33.4) | 384 (33.2) | 390 (33.6) | |
| Age | ||||
| 11 to 14 years | 696 (30.8) | 336 (29.9) | 360 (31.7) | 0.625 |
| 15 to 16 years | 1019 (45.1) | 515 (45.9) | 503 (44.3) | |
| 17 to 20 years | 546 (24.2) | 273 (24.3) | 273 (24.0) | |
| Gender | ||||
| Men | 1,170 (51.2) | 599 (49.0) | 611 (53.4) | 0.036 |
| Women | 1,117 (48.8) | 583 (51.1) | 534 (46.6) | |
| Ever repeating a grade | ||||
| No | 1,787 (77.6) | 909 (78.8) | 878 (76.4) | 0.177 |
| Yes | 515 (22.4) | 244 (21.2) | 271 (23.6) | |
| Marital status of parents | ||||
| Married/couple | 1,420 (62.3) | 714 (62.2) | 706 (62.4) | 0.890 |
| Not married/couple | 859 (37.7) | 434 (37.8) | 425 (37.6) | |
| Religion | ||||
| Yes | 1,519 (66.9) | 765 (66.8) | 754 (67.0) | 0.929 |
| No/Don’t know | 753 (33.1) | 381 (33.3) | 372 (33.0) | |
| Native American background | ||||
| Yes | 184 (8.1) | 79 (6.9) | 105 (9.3) | 0.038 |
| No | 2,091 (91.9) | 1,069 (93.1) | 1,022 (90.7) | |
1
Fisher’s exact test