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Table 3 Associations with the whole study population (N = 4582) between the continuous factors emerged in the decision tree model and time spent in sedenteriness (SED), light physical activity (LPA), and moderate-to-vigorous physical activity (MVPA)

From: Correlates of physical activity behavior in adults: a data mining approach

Continuous factors emerged in the decision tree model Missing values (n) SED (min/day) LPA (min/day) MVPA (min/day)
   B (95% CI) p B (95% CI) p B (95% CI) p
Body fat percentage 75 26.5 (23.5, 29.6) < 0.001** -16.1 (−18.5, − 13.6) < 0.001** -11.7 (− 12.9, − 10.6) < 0.001**
Normalized heart rate recovery 60 s after exercise 421 -16.1 (− 18.1, − 13.4) < 0.001** 9.9 (7.7, 12.1) < 0.001** 9.6 (8.6, 10.6) < 0.001**
Extravagance score 336 6.3 (3.5, 9) < 0.001** -3.7 (−5.9, − 1.50) 0.001** −0.6 (− 1.6, 0.5) 0.273
Average weekday total sitting time 204 34.1 (31.5, 36.7) < 0.001** − 25.3 (− 27.4, −23.3) < 0.001** − 5.8 (− 6.8, − 4.7) < 0.001**
Number of workplaces 10 2.9 (− 0.1, 6) 0.058 −3.2 (− 5.6, − 0.7) 0.011* 0.6 (− 0.5, 1.7) 0.302
Normalized heart rate recovery 30 s after exercise 399 −16.9 (− 19.6, − 14.2) < 0.001** 11 (8.8, 13.2) < 0.001** 9.1 (8 to 10.1) < 0.001**
Fear of uncertainty score 336 −1.8 (− 4.6, 0.9) 0.198 0.7 (− 1.6, 2.9) 0.553 −0.6 (− 1.7, 0.4) 0.235
Weight 4 13.3 (10.3, 16.3) < 0.001** −8.4 (−10.7, − 6) < 0.001** −3.4 (− 4.5, − 2.2) < 0.001**
Skeletal muscle mass 75 − 8.4 (− 13.1, − 3.8) < 0.001** 3.5 (− 0.1, 7.2) 0.060 9.6 (7.8, 11.3) < 0.001**
Normalized heart rate recovery slope 425 −17.7 (− 15, − 20.4) < 0.001** 10.6 (12.8, 8.4) < 0.001** 9.5 (10.5, 8.4) < 0.001**
Fitness score 75 −23.4 (− 26.2, − 20.7) < 0.001** 15.1 (12.9, 17.3) < 0.001** 10.7 (9.7, 11.8) < 0.001**
Population density 12 7.5 (3.7, 11.4) < 0.001** −7 (−10.1, − 3.1) < 0.001** 0.8 (− 0.5, 2.2) 0.227
Number of housing unit in row houses 12 3.2 (0.2, 6.2) 0.036* −2.9 (− 5.3, −0.5) 0.018* −0.2 (−1.3, 0.9) 0.703
Average weekday sitting time at the office or other such place 382 27.9 (25.2, 30.6) < 0.001** −22.4 (− 24.6, − 20.3) < 0.001** −2.6 (− 3.6, − 1.5) < 0.001**
Number of public transportation stops 10 4.1 (1.8, 8.1) 0.002** −3.6 (− 6.1, − 1) 0.006** 0.3 (− 0.8, 1.5) 0.572
Number of road accidents 10 5.9 (2.5, 9.4) 0.001** −3.8 (− 6.6, −1.1) 0.006** 0.1 (−1.13, 1.3) 0.876
Explorative excitability score 336 3.1 (0.4, 5.9) 0.026* −2.2 (− 4.4, 0.03) 0.054 0.6 (−0.4, 1.7) 0.248
Overall health-related quality of life score 334 −8.4 (−11.1, − 5.7) < 0.001** 5.81 (3.6, 7.9) < 0.001** 4.1 (3.1, 5.1) < 0.001**
Lean body mass 75 −8.8 (−13.4, −4.3) < 0.001** 3.1 (0.3, 7.6) 0.033* 9.4 (7.8, 11.2) < 0.001**
Disorderliness score 337 6.4 (3.6, 9.1) < 0.001** −4.8 (−6.1, −2.6) < 0.001** −0.7 (−1.8, 0.3) 0.188
Impulsiveness score 336 2.2 (−0.5, 4.1) 0.112 −1.5 (−3.7, 0.7) 0.176 −0.4 (− 1.4, 0.6) 0.436
Average weekday computer use time 456 14.7 (11.9, 17.5) < 0.001** −11.4 (− 13.7, −9.2) < 0.001** −4.5 (− 5.5, − 3.4) < 0.001**
  1. The regression coefficients (B) with (95% confidence interval) from generalized linear mixed model controlling for gender and age with urban-rural area as a random effect. ⁎p < 0.05; **p < 0.01