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Table 1 Baseline participant characteristics for each study sample (N = 278 participants)

From: CHAP-child: an open source method for estimating sit-to-stand transitions and sedentary bout patterns from hip accelerometers among children

  Sample
Training Model selection Testing (epoch level) Testing (participant-season level)
Participant characteristics
 Number of participants, n 156 38 84 65
 Age yr, Mean (SD) 10.5 (0.7) 10.4 (0.6) 10.5 (0.7) 10.5 (0.6)
 Female, n (%) 79 (50.6%) 18 (47.4%) 44 (52.5%) 37 (56.9%)
 BMIz, Mean (SD) 0.59 (1.15) 0.27 (1.09) 0.69 (1.17) 0.51 (1.16)
 Low/middle socioeconomic status, n (%) 63 (40.4%) 13 (34.3%) 29 (34.5%) 21 (32.3%)
Seasons
 Number of participant-seasons, n 414 102 202 127
 Fall, n (%) 90 (21.7) 19 (18.6) 44 (21.8) 24 (18.9)
 Winter, n (%) 120 (29.0) 26 (25.5) 57 (28.2) 44 (34.6)
 Spring, n (%) 98 (23.7) 26 (25.5) 38 (18.8) 25 (19.7)
 Summer, n (%) 106 (25.6) 31 (30.4) 63 (31.2) 34 (26.8)
  1. BMI Body mass index, SD standard deviation