Table 1 Distribution of the different types of metrics
Measure | 1993 (n = 349) N (% of all) | 2003 (n = 660) N (% of all) |
|---|---|---|
Objective metrics | 336 (96.5) | 628 (95.2) |
Proportions | 126 (36.3) | 264 (40) |
Counts | 102 (29.4) | 143 (21.7) |
Rates | 47 (13.5) | 118 (17.9) |
Rank | 38 (10.7) | 54 (8.2) |
Relative measures | 13 (3.9) | 42 (6.4) |
Risk | 10 (2.9) | 7 (1.1) |
Economic metrics | 12 (3.5) | 26 (3.9) |
Time-based metrics | 1 (0.2) | 6 (0.9) |