Table 2 Percentage of weeks with 7 days of bothersome low back pain reported by participants a) with low back pain and Modic changes (Study 1), b) with non-specific low back pain (Study 2), and c) participants in Study 2 who provided text messages less than 50 % of the time
Percentage of weeks in 1 year where LBP was reported to have been present all 7 days | Study 1: Patients with low back pain and Modic changes | Study 2: Patients with non-specific low back pain | Study 2: Patients who provided text messages less than 50 % of the time |
|---|---|---|---|
(N = 80) | (N = 209) | (N = 30) | |
% | % | % | % |
0 | 16 | 10 | 30 |
1–10 | 15 | 21 | 10 |
11–20 | 11 | 13 | 3 |
21–30 | 9 | 6 | 10 |
31–40 | 3 | 5 | 10 |
41–50 | 4 | 3 | 10 |
51–60 | 3 | 3 | 3 |
61–70 | 3 | 2 | - |
71–80 | 6 | 4 | - |
81–90 | 6 | 6 | 3 |
91–99 | 15 | 10 | 3 |
100 | 10 | 15 | 17 |