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Table 1 Proportions of participants in the various LBP definitions

From: Individual courses of low back pain in adult Danes: a cohort study with 4-year and 8-year follow-up

  41 year n = 412 45 years n = 348 49 years n = 293
Sex male n (%) 198 (48.1%) 159 (46.1%) 136 (46.4%)
Low back pain definitions % [95% confidence interval] past year 69%[64;73] 68%[63;73] 70%[64;75]
past month 42%[38;47] 48%[43;54] 41%[35;46]
>30 days/year 25%[21;29] 26%[21;30] 24%[19;28]
seeking care* 28%[23;32] 29%[24;34] 36%[30;41]
non-trivial 18%[15;22] 20%[16;24] 20%[15;24]
  1. *p = 0.0044 (test for trend)