Interobserver agreement for each group of drugs of the tool
Group of drugs | n | α | β | γ | δ | ppos | pneg | ĸ (95% CI) | PO |
A. Alimentary tract and metabolism | 200 | 4 | 2 | 6 | 188 | 0.50 | 0.98 | 0.48 (0.13 to 0.83) | 0.96 |
B. Blood and blood forming organs | 200 | 12 | 19 | 3 | 166 | 0.52 | 0.94 | 0.47 (0.26 to 0.68) | 0.89 |
C. Cardiovascular system | 200 | 10 | 8 | 26 | 156 | 0.37 | 0.90 | 0.28 (0.07 to 0.50) | 0.83 |
D. Genitourinary system | 200 | 5 | 0 | 9 | 186 | 0.53 | 0.98 | 0.51 (0.19 to 0.82) | 0.955 |
E. Musculoskeletal system | 100 | 1 | 2 | 1 | 96 | 0.40 | 0.98 | 0.39 (−0.30 to 1.07) | 0.97 |
F. Nervous system | 400 | 23 | 18 | 14 | 345 | 0.59 | 0.96 | 0.55 (0.39 to 0.70) | 0.92 |
G. Respiratory system | 50 | 0 | 2 | 0 | 48 | 0.00 | 0.98 | 0 | 0.96 |
n: Number of total evaluations for each group.
α: Both evaluators scored the criteria for this group as being fulfilled.
β: Evaluator 1 scored the criteria for this group as being fulfilled and evaluator 2 scored the criteria as not fulfilled.
γ: Evaluator 2 scored the criteria for this group as being fulfilled and evaluator 1 scored the criteria as not fulfilled.
δ: Both evaluators agreed the criteria for this group were not fulfilled.
*Inadequate variability between groups.
pneg, proportion of negative agreement; PO, global per cent agreement; ppos, proportion of positive agreement.