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Table 1 Interview-based versus SMS-based mean intensity of LBP measured on a scale from 0 to 10 over a 1 year course (all weeks included)

From: Contrasting real time quantitative measures (weekly SMS) to patients’ retrospective appraisal of their one-year’s course of low back pain; a probing mixed-methods study

SMS-based Interview-based
None to mild Moderate to severe Total
0–3 35% (8) 39% (9) 74% (17)
4–10 13% (3) 13% (3) 26% (6)
Total 48% (11) 52% (12) 100% (23)
  1. Percentages of the population with absolute numbers in parentheses and agreement indicated in bold