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Table 1 Baseline demographic characteristics

From: Design and baseline characteristics of the Short bouTs of Exercise for Preschoolers (STEP) study

Variable SBS-PA UPA p All
  (n = 141) (n = 150)   (n = 291)
Gender, n (%)     
 Boys 59 (52%) 62 (49%) 0.65 121 (50.2%)
 Girls 55 (48%) 65 (51%)   120 (49.8%)
Race/Ethnicity, n (%)     
 White 36 (34%) 36 (29%) 0.13 72 (31%)
 Hispanic 35 (33%) 59 (48%)   94 (41%)
 African-American 33 (31%) 25 (20%)   58 (25%)
 Asian 2 (2%) 3 (2%)   5 (2%)
 Other 0 (0%) 1 (1%)   1 (0.4%)
Parent/guardian age (yrs) 43.8 ± 7.7 44.0 ± 7.6 0.73 43.9 ± 7.6
Parent/guardian BMI (kg/m2) 27.8 ± 6.1 27.4 ± 6.0 0.43 27.6 ± 6.0
Parent/guardian marital status, n (%)     
 Married 51 (45%) 57 (45%) 0.27 108 (45%)
 Divorced/Separated or widowed 12 (10%) 6 (5%)   18 (7%)
 Single-never married 51 (45%) 63 (50%)   114 (47%)
Maximum household education level, n (%)     
 High school graduate or less 31 (32%) 44 (36%) 0.64 75 (34%)
 Some college/technical school 24 (24%) 32 (26%)   56 (25%)
 College graduate 43 (44%) 46 (38%)   89 (40%)
Annual total household income, n (%)     
 Less than $20,000 28 (26%) 34 (29%) 0.57 62 (27%)
 $20,000 - $39,000 32 (29%) 40 (34%)   72 (32%)
 $40,000 - $59,000 13 (12%) 15 (13%)   28 (12%)
 Greater than $60,000 36 (33%) 29 (25%)   65 (29%)
  1. Unless otherwise noted, variables are presented as mean ± sd. SBS-PA = Short bouts structured-physical activity; UPA = Unstructured physical activity; BMI = body mass index.