Table 4.
Predictors of the average intraocular pressure in the initially treated eye (eye 1) following a uniocular trial and subsequent binocular trial of medication by multivariable linear regression.
| Cases...trial type (r2, r2*, Intercept). | IOP, eye 1 | IOP, eye 2 | ||
| Last baseline. | During Trial. | Baseline. | Change with trial. | |
| Time A | Time B | Time A | Time B – A. | |
| (b, p) | (b, p) | (b, p) | (b, p) | |
| All cases (n = 70). Trial type... | ||||
| ...uniocular (0.56, 0.55, 4.5) | (0.38, <0.001) | (0.29, 0.02) | (-0.005, 0.96) | (-0.10, 0.41) |
| ...binocular (0.57, 0.57, 3.6) | (0.45, <0.001) | (0.07, 0.70) | (0.20, 0.16) | (0.27, 0.16) |
| Baseline untreated (n = 48). Trial type... | ||||
| ...uniocular (0.55, 0.54, 4.7) | (0.36, 0.02) | (0.26, 0.10) | (0.02, 0.89) | (-0.10, 0.56) |
| ...binocular (0.56, 0.57, 3.4) | (0.39, 0.01) | (0.14, 0.51) | (0.20, 0.35) | (0.22, 0.39) |
| Baseline treated (n = 22). Trial type... | ||||
| ...uniocular (0.60, 0.59, 3.4) | (0.40, 0.006) | (0.34, 0.11) | (0.02, 0.92) | (-0.02, 0.91) |
| ...binocular (0.60, 0.59, 4.3) | (0.56, 0.003) | (-0.17, 0.61) | (0.30, 0.19) | (0.44, 0.19) |
* r2 value for regression to predict square root of IOP, eye 1.