Table 1 Characteristics of junior middle school students as a group and stratified by health literacy level
Characteristics | The score of health literacy X(SD) | Pa-value | Health literacy level N(%) | Pb-value | ||
|---|---|---|---|---|---|---|
low | medium | High | ||||
Sex, N(%) | ||||||
 Male, 905 (51.0) | 193.50 (28.54) | 0.048 | 255 (28.2) | 403 (44.5) | 247 (27.3) | 0.004 |
 Female, 869 (49.0) | 194.64 (26.00) |  | 198 (22.8) | 453 (52.1) | 218 (25.1) |  |
Grade, N(%) | ||||||
 7th,564 (31.8) | 195.70 (26.65) | 0.021 | 139 (24.6) | 257 (45.6) | 168 (29.8) | 0.045 |
 8th,611 (34.4) | 195.09 (26.04) |  | 143 (23.4) | 313 (51.2) | 155 (25.4) |  |
 9th,599 (33.8) | 191.60 (29.04) |  | 171 (28.5) | 286 (47.7) | 142 (23.7) |  |
Place of residence, N(%) | ||||||
 Rural,878 (49.5) | 190.40 (25.15) | < 0.0001 | 272 (31.0) | 441 (50.2) | 165 (18.8) | < 0.0001 |
 Urban,896 (50.5) | 197.73 (28.86) |  | 181 (20.2) | 415 (46.3) | 300 (33.5) |  |
Only child, N(%) | ||||||
 Yes,853 (48.1) | 194.69 (28.35) | 0.383 | 210 (24.6) | 399 (46.8) | 244 (28.6) | 0.088 |
 No,921 (51.9) | 193.56 (26.34) |  | 243 (26.4) | 457 (49.6) | 221 (24.0) |  |
Father’s education level, N(%) | ||||||
 Low,1128 (63.6), | 192.99 (26.65) | 0.001 | 309 (27.4) | 559 (49.6) | 260 (23.0) | < 0.0001 |
 Medium,471 (26.6) | 193.99 (31.00) |  | 117 (24.8) | 214 (45.4) | 140 (29.7) |  |
 High,175 (9.9) | 201.60 (26.15) |  | 27 (15.4) | 73 (47.4) | 65 (37.1) |  |
Mother education level, N(%) | ||||||
 Low,1149 (64.8) | 192.87 (25.32) | 0.021 | 323 (28.1) | 564 (49.1) | 262 (22.8) | < 0.0001 |
 Medium,484 (27.3) | 195.75 (30.23) |  | 111 (22.9) | 225 (46.5) | 148 (30.6) |  |
 High,141 (7.9) | 198.51 (31.69) |  | 19 (13.5) | 67 (47.5) | 55 (39.0) |  |
Economic status, N(%) | ||||||
 Poor,249 (14.0) | 190.04 (27.75) | 0.010 | 85 (34.1) | 110 (44.2) | 54 (21.7) | 0.002 |
 Medium,1260 (71.0) | 194.23 (26.78) |  | 314 (24.9) | 620 (49.2) | 326 (25.9) |  |
 Good,265 (14.9) | 197.33 (29.08) |  | 54 (20.4) | 126 (47.5) | 85 (32.1) |  |
Family relationship, N(%) | ||||||
 Harmonious,1004 (56.6) | 196.59 (28.47) | 0.017 | 216 (21.5) | 475 (47.3) | 313 (31.2) | < 0.0001 |
 Neutral,688 (38.8) | 190.74 (24.85) |  | 212 (30.8) | 347 (50.4) | 129 (18.8) |  |
 Poor,82 (4.6) | 191.90 (29.81) |  | 25 (30.5) | 34 (41.5) | 23 (28.0) |  |
Perception of school achievement, N(%) | ||||||
 Fair,503 (28.4) | 197.41 (28.83) | < 0.0001 | 98 (19.5) | 238 (47.3) | 167 (33.2) | < 0.0001 |
 Medium,560 (31.6) | 196.43 (25.78) |  | 123 (22.0) | 279 (49.8) | 158 (28.2) |  |
 Bad,711 (40.1) | 189.94 (27.32) |  | 232 (32.6) | 339 (47.7) | 140 (19.7) |  |
Total, 1774 (100.0) | 194.11 (27.32) | Â | 453 (25.5) | 856 (48.3) | 465 (26.2) | Â |