Table 2 Effect of no eyeglasses sales treatment on inaccuracy of final prescription
From: Effect of no eyeglasses sales on the quality of eye care: an experimental evidence from China
Final Prescription (VDD ≥ 1.0 D) | Full Sample (n = 226) | Private Optical Shops (n = 153) | Public Hospitals (n = 73) | |||
|---|---|---|---|---|---|---|
OR (95% CI) | P Value | OR (95% CI) | P Value | OR (95% CI) | P Value | |
No sale Treatment (control group as reference) | 1.607 (1.030 to 2.508) | 0.037* | 2.443 (1.386 to 4.309) | 0.002** | 0.756 (0.327 to 1.751) | 0.514 |
Characteristics of local refractionists | ||||||
 Male | 1.45 (0.901 to 2.334) | 0.126 | 1.14 (0.634 to 2.048) | 0.661 | 1.569 (0.619 to 3.979) | 0.343 |
 Age (age < 30 as reference) | ||||||
  30–39 | 1.108 (0.670 to 1.833) | 0.689 | 0.736 (0.392 to 1.383) | 0.341 | 2.633 (0.976 to 7.101) | 0.056 |
  ≥ 40 | 0.623 (0.334 to 1.162) | 0.137 | 0.716 (0.339 to 1.513) | 0.381 | 0.507 (0.127 to 2.017) | 0.335 |
Facility characteristics | ||||||
 Public (vs private) | 1.439 (0.902 to 2.294) | 0.127 |  |  |  |  |
 Located in Xi’an (provincial capital) | 1.294 (0.790 to 2.118) | 0.306 | 0.825 (0.454 to 1.498) | 0.527 | 3.379 (1.199 to 9.521) | 0.021* |
SP characteristics | ||||||
 Age (years) | 0.898 (0.785 to 1.027) | 0.115 | 0.874 (0.747 to 1.022) | 0.092 | 1.06 (0.779 to 1.442) | 0.709 |
 Male | 1.399 (0.807 to 2.425) | 0.231 | 1.371 (0.708 to 2.653) | 0.350 | 1.27 (0.408 to 3.948) | 0.680 |
 Spherical power, > − 3.0 D as reference | ||||||
  ≤ − 3.0 D and > − 6.0 D | 1.348 (0.785 to 2.313) | 0.279 | 1.205 (0.625 to 2.323) | 0.579 | 1.844 (0.632 to 5.379) | 0.263 |
  ≤ − 6.0 D | 4.874 (2.699 to 8.799) |  < 0.001*** | 4.074 (1.969 to 8.428) |  < 0.001*** | 8.975 (2.858 to 28.188) |  < 0.001*** |