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Table 1 Characteristics of participants and households that were included in the overall analysis compared with those who were excluded

From: Sedentary time among spouses: a cross-sectional study exploring associations in sedentary time and behaviour in parents of 5 and 6 year old children

  Included Excluded p*
N Mean SD N Mean SD
Mothers’ age 325 38.1 5.3 531 36.8 5.6 0.002
Mothers’ BMI 325 25.1 4.5 540 25.0 4.5 0.598
Fathers’ age 309 40.0 5.7 236 39.2 6.2 0.117
Fathers’ BMI 311 26.2 3.7 237 26.5 4.1 0.423
Household IMDa 325 12.6 10.0 846 15.9 13.7 <0.001
Number of TVs in household 325 2.2 1.2 741 2.4 1.2 0.004
Number of DVDs in household 325 1.5 0.91 741 1.6 0.98 0.014
Number of Digital TV recorders 325 0.94 0.68 741 0.98 0.77 0.361
Number of music players 325 2.6 1.8 741 2.2 1.6 <0.001
Number of desktop PCs 325 0.60 0.65 741 0.51 0.65 0.045
Number of laptops 325 1.3 0.83 741 1.2 0.83 0.072
Number of tablets 325 0.55 0.81 741 0.48 0.69 0.141
Number of games consoles 325 1.1 0.91 741 1.2 0.89 0.184
Number of smartphones 325 1.5 1.0 741 1.4 1.0 0.169
Number of handheld consoles 325 1.1 1.1 741 1.2 1.1 0.555
Total number of TV items 325 4.6 2.2 741 5.0 2.5 0.007
Total number of computers 325 2.4 1.5 741 2.2 1.3 0.003
Total number of games consoles 325 2.2 1.8 741 2.3 1.7 0.193
Total number of SV devices 325 13.3 5.3 741 13.0 5.4 0.409
Mothers’ sedentary time (min) weekdays 290 545.0 86.6 576 511.7 90.3 <0.001
Fathers’ sedentary time (min) weekdays 290 572.3 104.7 223 566.6 98.9 0.528
Mothers’ sedentary time (min) weekend 301 507.9 94.7 530 469.1 95.6 <0.001
Fathers’ sedentary time (min) weekend 301 525.3 93.8 219 506.2 96.5 0.024
  1. *p value from t test
  2. aA higher value indicates greater deprivation