Effect of Age and Gender on the Efficacy of a 12-Month Body Weight Reduction Program Conducted Online—A Prospective Cohort Study
Abstract
:1. Introduction
2. Methodology
2.1. Study Design and Purpose
2.2. Sample
2.3. Study Procedure and Intervention Characteristics
2.4. Outcome Measurements
2.5. Statistical Analysis
3. Results
4. Discussion
Limitations of the Study
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Variable | Value |
---|---|
Caloric value [%] | 85% TDEE |
Proteins [g/kg body mass] | 1.6 g |
Fats in total [%] | 25–35% of energy |
Carbohydrates [%] | 50–55% of energy |
Fiber [g] | 30–40 |
Saturated FA [%] | <5% of energy |
Monosaturated FA [%] | 14–26% of energy |
Polysaturated FA [%] | 4–6% of energy |
Variable | The Whole Group n = 400 Women = 210 Men = 190 | |
---|---|---|
Mean ± SD | Median (Min-Max) | |
Age [years] | 33.42 ± 7.2 | 32 (19–55) |
Height [m] | 1.73 ± 0.09 | 1.73 (1.50–2.02) |
Body mass [kg] | 95.99 ± 17.01 | 95 (63–156.8) |
BMI [kg/m2] | 31.83 ± 4.77 | 30.9 (25.1–51.7) |
BMR [kcal] | 1950.1 ± 342 | 1911 (1323–3108) |
PAL | 1.49 ± 0.15 | 1.5 (1.2–2.0) |
TDEE [kcal] | 2883.9 ± 454.1 | 2837 (1984–4603) |
Variable | Men (n = 190) | Women (n = 210) | p * | ||
---|---|---|---|---|---|
Mean ± SD | Median (Min-Max) | Mean ± SD | Median (Min-Max) | ||
Age [years] | 33.43 ± 6.9 | 32 (19–55) | 34.41 ± 7.45 | 31 (20–55) | 0.48 |
Height [m] | 1.80 ± 0.07 | 1.80 (1.57–2.02) | 1.67 ± 0.06 | 1.68 (1.5–1.87) | 0.00001 |
Body mass [kg] | 103.6 ± 16 | 103 (64.8–156.8) | 89.1 ± 14.8 | 87 (63–142) | 0.00001 |
BMI [kg/m2] | 31.9 ± 4.54 | 30.86 (25.1–48.9) | 31.8 ± 4.98 | 31 (25.2–51.76) | 0.54 |
BMR [kcal] | 2156 ± 310 | 2147 (1360–3108) | 1763 ± 251 | 1695 (1323–2898) | 0.00001 |
PAL | 1.48 ± 0.15 | 1.42 (1.2–2.0) | 1.49 ± 0.14 | 1.5 (1.2–2.0) | 0.07 |
TDEE [kcal] | 3173 ± 410 | 3140 (2230–4603) | 2621 ± 310 | 2592 (1984–3921) | 0.00001 |
Trainings per week | 3.13 ± 0.82 | 3 (1–7) | 3.31 ± 0.84 | 3 (1–6) | 0.01 |
Training time [min] | 58.7 ± 17.96 | 60 (30–120) | 55 ± 17.99 | 60 (30–120) | 0.02 |
Training time per week [min] | 185 ± 81.9 | 180 (90–330) | 181.7 ± 76.7 | 180 (45–430) | 0.59 |
Variable | Person in Age 18–29 (n = 136) Women = 77 * Men = 59 * | Person in Age 30–39 (n = 156) Women = 75 * Men = 81 * | Person in Age 40–55 (n = 108) Women = 58 * Men = 50 * | p * 0.33 | |||
---|---|---|---|---|---|---|---|
Mean ± SD | Median (Min-Max) | Mean ± SD | Median (Min-Max) | Mean ± SD | Median (Min-Max) | p ** | |
Height [m] | 1.71 ± 0.09 | 1.72 (1.50–1.97) | 1.74 ± 0.09 | 1.74 (1.5–2.02) | 1.74 ± 0.08 | 1.74 (1.52–1.96) | 0.21 |
Body mass [kg] | 92.9 ± 15.6 a | 90.6 (65–133) | 97.09 ± 17.9 b | 95 (63–156.8) | 98.34 ± 16.9 b | 97.9 (67–142.6) | 0.03 |
BMI [kg/m2] | 31.17 ± 4.62 | 30.1 (25.1–51.76) | 31.8 ± 4.84 | 30.86 (25.1–49.1) | 32.7 ± 4.77 | 32.1 (25.2–51.4) | 0.06 |
BMR [kcal] | 1896 ± 313 | 1835 (1365–2793) | 1979 ± 358 | 1953 (1323–3108) | 1975 ± 351 | 1928 (1407–2994) | 0.12 |
PAL | 1.51 ± 0.14 a | 1.5 (1.3–2.0) | 1.47 ± 0.13 b | 1.4 (1.2–1.9) | 1.47 ± 0.14 b | 1.4 (1.2–2.0) | 0.02 |
TDEE [kcal] | 2859 ± 437 | 2793 (2029–4199) | 2906 ± 481 | 2891 (1984–4603) | 2882 ± 435 | 2832 (2133–4040) | 0.64 |
Trainings per week | 3.29 ± 0.86 a | 3 (1–6) | 3.29 ± 0.86 a | 3 (1–7) | 3.03 ± 0.8 b | 3 (1–4) | 0.01 |
Training time [min] | 56.9 ± 17.7 | 60 (30–120) | 57.1 ± 20.5 | 60 (45–120) | 56.1 ± 14.4 | 60 (30–90) | 0.97 |
Training time per week [min] | 189.4 ± 85 | 180 (45–400) | 187.3 ± 83.4 | 180 (90–480) | 169.9 ± 62.4 | 180 (60–360) | 0.21 |
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Woźniak, J.; Woźniak, K.; Wojciechowska, O.; Wrzosek, M.; Włodarek, D. Effect of Age and Gender on the Efficacy of a 12-Month Body Weight Reduction Program Conducted Online—A Prospective Cohort Study. Int. J. Environ. Res. Public Health 2022, 19, 12009. https://doi.org/10.3390/ijerph191912009
Woźniak J, Woźniak K, Wojciechowska O, Wrzosek M, Włodarek D. Effect of Age and Gender on the Efficacy of a 12-Month Body Weight Reduction Program Conducted Online—A Prospective Cohort Study. International Journal of Environmental Research and Public Health. 2022; 19(19):12009. https://doi.org/10.3390/ijerph191912009
Chicago/Turabian StyleWoźniak, Jakub, Katarzyna Woźniak, Olga Wojciechowska, Michał Wrzosek, and Dariusz Włodarek. 2022. "Effect of Age and Gender on the Efficacy of a 12-Month Body Weight Reduction Program Conducted Online—A Prospective Cohort Study" International Journal of Environmental Research and Public Health 19, no. 19: 12009. https://doi.org/10.3390/ijerph191912009