Table 2.
Aerobic exercise knowledge and intensity level
| Total (N = 25) | Manual pulse (N = 8) | Pedometer (N = 8) | Heart-rate monitor (N = 9) | |||||
|---|---|---|---|---|---|---|---|---|
|
|
|
|
|
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| Pre intervention | Post intervention | Pre | Post | Pre | Post | Pre | Post | |
| AE-PAG knowledge | ||||||||
| Optimal time per week (minutes) | 258 ± 143 | 310 ± 252 | 310 ± 252 | 197 ± 62 | 306 ± 176 | 138 ± 73** | 232 ± 118 | 308 ± 248 |
| Moderate should be the minimum intensity to derive health benefits | 23 (92%) | 22 (88%) | 22 (88%) | 7 (88%) | 7 (88%) | 7 (88%) | 8 (89%) | 8 (89%) |
| Self-reported PA level | ||||||||
| Total reported time (MET – minutes/week)* | 886 ± 1021 | 1726 ± 1378** | 576 ± 1067 | 1016 ± 727 | 490 ± 435 | 2713 ± 1622**,*** | 1515 ± 1126 | 1479 ± 1180 |
| Reported moderate intensity (MET – minutes/week)* | 80 (0–360) | 420 (61–1290)** | 0 (0–45) | 232 (0–1088) | 100 (10–330) | 922 (195–3240)** | 220 (45–645) | 180 (0–518) |
| Objective PA level | ||||||||
| Mean steps per day | 5479 ± 3168 | 7312 ± 4263** | 4982 ± 2546 | 5260 ± 3707 | 4279 ± 2412 | 6620 ± 4175** | 6988 ± 3885 | 8785 ± 4815** |
| Total AE measured time (minutes/week) | 182 (106–384) | 255 (105–460)** | 138 (45–179) | 196 (101–59) | 198 (30–515) | 318 (141–522)** | 292 (194–626) | 380 (220–763)** |
| Moderate-to-vigorous intensity measured time (minutes/week) | 5 (0–56) | 9 (0–46) | 3 (0–24) | 9 (0–54) | 2 (0–43) | 6 (0–53) | 57 (0–149) | 9 (0–31) |
Notes: Data are presented as unadjusted mean ± standard deviation, N (%), or median (25th–75th percentile).
*
P ≤ 0.05 for difference among groups at baseline;
**
P ≤ 0.05 vs baseline in evaluated group;
***
P ≤ 0.05 significant change vs manual pulse group.
Abbreviations: AE, aerobic exercise; MET, metabolic equivalent; PA, physical activity; PAG, physical activity guidelines.