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Table 3 The number of weekdays with valid step count data by gender and school grades

From: Lower youth steps/day values observed at both high and low population density areas: a cross-sectional study in metropolitan Tokyo

  Number of weekdays with valid step count dataa
1 2 3 4 5
Total boys and girls 923 (6.7) 1408 (10.3) 2607 (19.0) 4242 (31.0) 4508 (32.9)
Boys
 Total boys 507 (7.3) 753 (10.9) 1292 (18.7) 2127 (30.8) 2221 (32.2)
  Low grade, elementary school 168 (7.6) 299 (13.5) 430 (19.4) 666 (30.0) 655 (29.5)
  High grade, elementary school 171 (7.3) 214 (9.1) 386 (16.4) 709 (30.1) 875 (37.2)
  Junior high school 168 (7.2) 240 (10.3) 476 (20.5) 752 (32.3) 691 (29.7)
Girls
 Total girls 416 (6.1) 655 (9.6) 1315 (19.4) 2115 (31.2) 2287 (33.7)
  Low grade, elementary school 146 (6.5) 252 (11.2) 439 (19.5) 686 (30.4) 730 (32.4)
  High grade, elementary school 129 (5.6) 188 (8.2) 371 (16.2) 655 (28.7) 942 (41.2)
  Junior high school 141 (6.3) 215 (9.6) 505 (22.4) 774 (34.4) 615 (27.3)
  1. aData were presented as frequency (percentage)