Table 3. The comparison of the characteristics, OCT variables, and visual outcomes between MH with type 1 and type 2 closure.
| Parameters | Type 1 closure (n=13) | Type 2 closure (n=4) | P |
| Preop. aperture diameter, µm | 739±153 (611, 1180) | 775±188 (670, 1060) | 0.745 |
| Preop. base diameter, µm | 1430±445 (678, 2220) | 1310±321 (1050, 1700) | 0.583 |
| Axial length, mm | 24.4±1.04 (23.3, 26.5) | 25.5±1.63 (23.1, 26.5) | 0.267 |
| Duration of symptom, y | 0.78±0.76 (0.08, 2.00) | 2.54±4.33 (0.08, 9.00) | 0.477 |
| Spherical equivalent, D | -1.23±2.01 (-5.00, 0) | -4.13±2.77 (-5.75, 0) | 0.124 |
| Ellipsoid zone defect, µm | 1070±496 (315, 1700) | 1160±748 (524, 1960) | 0.825 |
| Preop. VA, logMAR | 0.90 (0.20) | 1.28 (0.43) | 0.014a |
| Postop. VA, logMAR | 0.70 (0.20) | 0.90 (0.20) | 0.030a |
| Gain in VA, logMAR | -0.20±0.12 (-0.45, 0) | -0.38±0.38 (-0.70, 0) | 0.726 |
aP<0.05 based on Mann-Whitney U test. MH: Macular hole; VA: Visual acuity. Continuous variables are expressed as mean±standard deviation or median (interquartile range).