Table 1 Anthropometry, physical fitness and blood lipids of Ecuadorian adolescents stratified by gender and by residential location
Boys | Girls | Pa | Urban | Rural | Pb | |||||
|---|---|---|---|---|---|---|---|---|---|---|
n | Mean (SD) | n | Mean (SD) | n | Mean (SD) | n | Mean (SD) | |||
Age | 334 | 13.6 (1.2) | 306 | 13.6 (1.2) | 0.36 | 487 | 13.7 (1.1) | 153 | 13.5 (1.5) | 0.48 |
Body mass index (kg/m^2) | 334 | 19.9 (3.1) | 306 | 20.5 (3.0) | 0.02 | 482 | 20.3 (3.1) | 158 | 20.0 (2.9) | 0.39 |
Weight (kg) | 336 | 45.9 (10.3) | 307 | 45.3 (8.3) | 0.76 | 485 | 46.7 (9.5) | 158 | 42.3 (8.3) | <0.01 |
Height (cm) | 336 | 151.6 (10.3) | 307 | 149.1 (6.9) | <0.01 | 485 | 151.9 (8.7) | 158 | 145.9 (7.9) | <0.01 |
Physical fitness | ||||||||||
Cardiopulmonary fitness | ||||||||||
20 m shuttle test (laps) | 313 | 3.6 (1.4) | 285 | 2.8 (0.9) | <0.01 | 442 | 3.4 (1.3) | 156 | 2.7 (0.9) | 0.01 |
20 m shuttle test (ml/kg/min) | 303 | 43.0 (5.0) | 279 | 35.4 (3.9) | <0.01 | 431 | 40.2 (6.0) | 151 | 37.1 (5.0) | 0.02 |
FITNESSGRAM (% who are on the Healthy Fitness Zone) | 303 | 63.4 (48.3) | 279 | 15.1 (35.8) | <0.01 | 431 | 45.0 (49.8) | 151 | 26.5 (44.3) | 0.19 |
Speed-agility | ||||||||||
Speed shuttle run (s) | 338 | 23.3(2.0) | 309 | 26.6 (2.7) | <0.01 | 489 | 24.4 (2.6) | 158 | 26.3 (3.2) | <0.01 |
Plate tapping (s) | 339 | 14.6 (2.1) | 309 | 17.0 (2.5) | <0.01 | 490 | 15.3 (2.2) | 158 | 17.2 (3.0) | <0.01 |
Flexibility | ||||||||||
Sit and reach (cm) | 338 | 19.0 (6.6) | 309 | 20.4 (7.0) | <0.01 | 489 | 19.4 (6.8) | 158 | 20.5 (6.7) | 0.52 |
Muscle strength and endurance | ||||||||||
Sit-up (number/30 s) | 337 | 16.1 (3.7) | 308 | 11.4 (3.9) | <0.01 | 488 | 14.7 (4.2) | 157 | 11.4 (4.3) | <0.01 |
Vertical jump (cm) | 337 | 29.1 (6.8) | 308 | 23.6 (5.7) | <0.01 | 487 | 27.9 (6.5) | 158 | 22.4 (6.2) | <0.01 |
Bent arm hang (s) | 332 | 10.0 (9.1) | 308 | 3.2 (3.0) | <0.01 | 483 | 7.3 (7.8) | 157 | 7.1 (8.4) | 0.21 |
Handgrip (kgf) | 338 | 24.7 (8.0) | 309 | 20.4 (4.8) | <0.01 | 489 | 23.2 (7.1) | 158 | 21.2 (6.3) | 0.35 |
Balance | ||||||||||
Flamingo (trying/1 min) | 322 | 13.8 (5.4) | 285 | 15.4 (5.2) | 0.02 | 464 | 14.5 (5.3) | 143 | 14.7 (5.5) | 0.99 |
Blood lipid profile | ||||||||||
Cholesterol (mg/dL) | 142 | 144.8 (32.7) | 159 | 147.8 (31.7) | 0.65 | 211 | 144.5 (31.3) | 90 | 159.7 (33.8) | 0.53 |
HDL (mg/dL) | 142 | 51.1 (12.8) | 159 | 48.6 (11.5) | 0.24 | 211 | 51.1 (11.9) | 90 | 46.6 (12.4) | <0.01 |
LDL (mg/dL) | 142 | 75.3 (30.9) | 159 | 78.4 (26.8) | 0.66 | 211 | 74.7 (28.1) | 90 | 82.1 (30.0) | 0.42 |
Triglyceride | 142 | 91.9 (48.0) | 159 | 104.2 (58.4) | 0.04 | 211 | 93.6 (54.3) | 90 | 109.5 (52.0) | 0.02 |