Table 2.
Single control scores | Mean of 2 (double) control scores |
Mean of 3 (triple) control scores |
|
---|---|---|---|
Distance | 17% (24/143, 95% CI 11% to 24%) | 17%, (22/130, 95% CI 11% to 24%) | 11% (5/47, 95% CI 4% to 23%) |
Near | 32% (46/143, 95% CI 25% to 40%) | 22% (29/130, 95% CI 15% to 30%) | 21%, (10/47, 95% CI 11% to 36%) |