Amoxicillin (n = 89) Number of patients | Placebo (n = 91) Number of patients | |
---|---|---|
Primary effect modifiers | ||
Modic changes type I | ||
Yes | 58 | 60 |
No | 31 | 31 |
Missing | 0 | 0 |
Previous disc surgery | ||
Yes | 18 | 20 |
No | 71 | 71 |
Missing | 0 | 0 |
Pain provocation test | ||
Negative | 15 | 10 |
Positive | 74 | 81 |
Missing | 0 | 0 |
CRP | ||
< 5 mg/L | 70 | 82 |
≥ 5 mg/L | 14 | 7 |
Missing | 5 | 2 |
Exploratory effect modifiers | ||
Disturbed sleep | ||
No | 42 | 47 |
Yes | 46 | 42 |
Missing | 1 | 2 |
Pain characteristics | ||
Fluctuating | 70 | 63 |
Constant | 19 | 26 |
Missing | 0 | 2 |
Duration of low back pain | ||
< 2 years | 31 | 25 |
≥ 2 years | 58 | 65 |
Missing | 0 | 1 |
Age | ||
< 40 years | 28 | 27 |
≥ 40 years | 61 | 64 |
Missing | 0 | 0 |
Gender | ||
Male | 36 | 39 |
Female | 53 | 52 |
Missing | 0 | 0 |