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Table 2 Distribution of device usage - daily frequencies and average session durations for smartphones and tablet devices

From: Musculoskeletal symptoms among adult smartphone and tablet device users: a retrospective study

Frequency category for device use Daily frequency of device use (times per day) Smartphone users (n) Tablet users (n) Session duration category Typical duration per usage session (minutes) Smartphone users (n) Tablet users (n)
0 None reported 0 42 0 None reported 0 67
1 0–5 14 146 1 0–5 63 76
2 6–10 29 15 2 6–10 67 10
3 11–20 50 3 3 11–20 45 27
4 21–50 55 0 4 21–50 9 19
5 51–100 21 0 5 51–100 9 5
6 Too many to count 38 1 6 More than 2 h 14 3
  Total 207 207   Total 207 207
  1. Note: n refers to the number of participants who reported particular items