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Table 3 Percentages of participants with at least 4 zero-weeks in a row (non-episodes)

From: Absence of low back pain in patients followed weekly over one year with automated text messages

  Study 1
LBP with Modic changes
Study 2
Non-specific LBP
Maximum number of zero-weeks in a row per person % (95% CI)
N = 80
% (95% CI)
N = 209
0 65 (54-76) 56 (49-63)
1 11 (4-18) 13 (8-18)
2 4 (4-4) 6 (6-6)
3 0 - 6 (6-6)
4 1 (1-1) 3 (3-3)
5 5 (5-5) 1 (1-1)
6 2 (2-2) 1 (1-1)
7 1 (1-1) 1 (1-1)
8 4 (4-4) 0 -
9 or more 6 (6-6) 11 (7-15)