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Table 4 Technology use and exposure (n = 490)

From: Accessing physical activity among young adults attending a university: the role of sex, race/ethnicity, technology use, and sleep

  Smartphone Tablet Laptop Desktop
Use N % N % N % N %
Technology with any use 459 93.67 131 26.74 447 91.25 166 33.88
Technology by ranking of usea         
 1st 305 64.21 16 3.46 130 27.37 23 4.87
 2nd 128 26.95 45 9.72 253 53.26 47 9.96
 3rd 23 4.84 149 32.18 74 15.58 224 47.46
 4th 19 4.00 253 54.64 18 3.79 178 37.71
Exposure Mean (Standard Deviation) Median Mean (Standard Deviation) Median Mean (Standard Deviation) Median Mean (Standard Deviation) Median
Average number of hours of use per day 4.42 (+/−3.79) 3.0 0.57 (+/−1.12) 0.0 3.97 (+/−2.92) 4.0 1.23 (+/−1.86) 1.0
  1. a Percentage based on percent within each device category