Table 1 Distribution of subjects by age and gender
From: Weight status of adolescents in secondary schools in port Harcourt using Body Mass Index (BMI)
Age (Years) | Males No. (%) | Females No. (%) | Total | χ2 | P value |
|---|---|---|---|---|---|
10 | 15 (3.1) | 25 (5.2) | 40 | 2.65 | 0.10 |
11 | 32 (6.7) | 27 (5.6) | 59 | 0.43 | 0.51 |
12 | 61 (12.7) | 71 (14.8) | 132 | 0.93 | 0.33 |
13 | 60 (12.5) | 71 (14.8) | 131 | 1.12 | 0.29 |
14 | 80 (16.6) | 81 (16.9) | 161 | 0.01 | 0.90 |
15 | 74 (15.4) | 92 (19.2) | 166 | 2.45 | 0.12 |
16 | 54 (11.2) | 56 (11.7) | 110 | 0.05 | 0.82 |
17 | 50 (10.4) | 35 (7.3) | 85 | 2.04 | 0.09 |
18 | 35 (7.3) | 15 (3.1) | 50 | 0.35 | 0.00* |
19 | 20 (4.2) | 6 (1.3) | 26 | 7.69 | 0.01* |
Total | 481 (100) | 479 (100) | 960 |