Table 2.
Risk factors of retinopathy of prematurity in the study groups
| Groups:No(%) | |||
|---|---|---|---|
| Risk factors |
|
P Value* | |
| Singleton | Multiple-birth | ||
| Sex | |||
| Male | 52 (52.5) | 51 (51.5) | 0.89 |
| Female | 47 (47.5) | 48 (48.5) | |
| Gestational age | |||
| ≤ 33 wk | 69 (69.7) | 70 (70.7) | 0.87 |
| 34-33wk | 30 (30.3) | 29 (29.3) | |
| Birth weight (gram) | |||
| 650-1000 | 7 (7.1) | 9 (9.1) | |
| 1001-1250 | 14 (14.1) | 13 (13.1) | |
| 1251-1500 | 21 (21.2) | 22 (22.2) | 0.94 |
| 1501-2000 | 43 (43.4) | 40 (40.4) | |
| 2001-2500 | 14 (14.2) | 15 (15.2) | |
| Oxygen therapy | 68 (68.7) | 63 (63.7) | 0.27 |
| RDS | 35 (35.4) | 30 (30.3) | 0.44 |
| Blood transfusion | 14 (14.1) | 12 (12.1) | 0.57 |
| Septicemia | 22 (22.2) | 26 (26.3) | 0.50 |
| Phototherapy | 63 (63.7) | 66 (66.7) | 0.66 |
RDS, respiratory distress syndrome
*
Chi-square test