Table 2 Morphology findings and measurements of fovea by using optical coherence tomography in premature patients
No | Yes | Sig. | IVB | Laser | Sig. | ||
|---|---|---|---|---|---|---|---|
Variable | Label | ||||||
ERM | No | 5(25.0%) | 43(34.7%) | 0.394 | 7(36.8%) | 36(34.3%) | 0.829 |
Yes | 15(75.0%) | 81(65.3%) | 12(63.2%) | 69(65.7%) | |||
CME | No | 12(60.0%) | 88(71.0%) | 0.323 | 17(89.5%) | 71(67.6%) | 0.053 |
Yes | 8(40.0%) | 36(29.0%) | 2(10.5%) | 34(32.4%) | |||
CME type | A | 6(75.0%) | 22(48.6%) | 0.322 | 2(100.0%) | 20(60.7%) | 0.325 |
B | 2(25.0%) | 13(37.1%) | 0(0.0%) | 13(39.4%) | |||
Foveal Pit shape | No | 7(35.0%) | 24(19.4%) | 0.287 | 3(15.8%) | 21(20.0%) | 0.003 |
Shallow pit | 2(10.0%) | 16(12.9%) | 7(36.8%) | 9(8.6%) | |||
Well formed pit | 11(55.0%) | 84(67.7%) | 9(47.4%) | 75(71.4%) | |||
Foveal pit irregularity | Irregular | 0(0.0%) | 3(2.9%) | 0.501 | 1(6.3%) | 2(2.3%) | 0.394 |
Regular | 15(100.0%) | 99(97.1%) | 15(93.8%) | 84(97.7%) | |||
EIRL | Complete | 0(0.0%) | 0(0.0%) | 0.417 | 0(0.0%) | 0(0.0%) | 0.618 |
Incomplete | 0(0.0%) | 4(3.2%) | 1(5.0%) | 3(2.9%) | |||
Absent | 20(100.0%) | 121(96.8%) | 19(95.0%) | 102(97.1%) | |||
FIRL thickness | Thick | 20(100.0%) | 81(64.8%) | 0.001 | 8(40.0%) | 73(69.5%) | 0.011 |
Thin | 0(0.0%) | 44(35.2%) | 12(60.0%) | 32(30.5%) | |||
FONL widening | Absent | 20(100.0%) | 111(88.8%) | 0.115 | 16(80.0%) | 95(90.5%) | 0.173 |
Present | 0(0.0%) | 14(11.2%) | 4(20.0%) | 10(9.5%) | |||
ONL widening type | A | 0(0.0%) | 6(4.8%) | 0.057 | 3(15.0%) | 3(2.9%) | 0.001 |
B | 0(0.0%) | 21(16.8%) | 8(40.0%) | 13(12.4%) | |||
C | 4(20.0%) | 35(28.0%) | 3(15.0%) | 32(30.5%) | |||
D | 16(80.0%) | 63(50.4%) | 6(30.0%) | 57(54.3%) | |||
FOS layers | 1 | 19(95.0%) | 66(53.2%) | 0.002 | 6(30.0%) | 60(57.7%) | < 0.001 |
2 | 1(5.0%) | 35(28.2%) | 3(15.0%) | 32(30.8%) | |||
3 | 0(0.0%) | 23(18.5%) | 11(55.0%) | 12(11.5%) | |||
HRF | No | 17(85.0%) | 103(82.4%) | 0.775 | 16(80.0%) | 87(82.9%) | 0.758 |
Yes | 3(15.0%) | 22(17.6%) | 4(20.0%) | 18(17.1%) | |||
CFT | mean ± SD | 188 ± 77.6 | 217.09 ± 105.9 | 0.24 | 237.21 ± 80.5 | 214.1 ± 109.3 | 0.09 |
median (Q1,Q3) | 160 (135,265) | 179 (145,251) | 210 (190,310) | 170 (140,250) | |||
FPD | mean ± SD | 934.79 ± 376.6 | 1057.42 ± 332.4 | 0.06 | 783.5 ± 273.2 | 1098.92 ± 322.3 | 0.003 |
median (Q1,Q3) | 797 (760,1020) | 1071 (830,1265) | 675 (578,1082) | 1102 (871,1273) | |||
FPW | mean ± SD | 70.79 ± 46.1 | 103.83 ± 70 | 0.015 | 72.5 ± 44.2 | 108.58 ± 72.2 | 0.022 |
median (Q1,Q3) | 68 (31,82) | 96 (71,129) | 67 (32,81) | 98 (81,131) | |||
FPA | mean ± SD | 41.5 ± 44.8 | 66.53 ± 99.5 | 0.041 | 28 ± 24.03 | 72.36 ± 105.3 | 0.006 |
median (Q1,Q3) | 29 (17,37) | 48 (26,68) | 20 (9,33) | 51 (30,69) |