Table 2. Retinal Displacement for Pneumatic Retinopexy vs Pars Plana Vitrectomy as the Final Procedure for Reattachment.
| Characteristic | Pneumatic retinopexy | Pars plana vitrectomy | P value | Difference, % (95% CI) | ||
|---|---|---|---|---|---|---|
| Total No. | No. (%) | Total No. | No. (%) | |||
| Presence of retinal vessel printing | ||||||
| Overall | 114 | 8 (7.0) | 124 | 55 (44.4) | <.001 | 37.4 (27.4-47.3) |
| Macula | ||||||
| On | 36 | 2 (5.6) | 35 | 10 (28.6) | .01 | 23.0 (6.3-39.7) |
| Off | 78 | 6 (7.7) | 89 | 45 (50.6) | <.001 | 42.9 (30.9-54.8) |
| Direction of displacement | 8 | 55 | <.001 | 69.5 (38.9-100.0) | ||
| Inferior | 2 (25.0) | 52 (94.5) | NA | NA | ||
| Superior | 6 (75.0) | 3 (5.5) | ||||
| Zone 1 displacement | 8 | 5 (62.5) | 55 | 50 (90.9) | .02 | 28.4 (−6.0 to 62.8) |
Abbreviation: NA, not applicable.