Retinopathy of prematurity
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: ROP was diagnosed and classified according to the Chinese screening guide. Infants were screened if they were born at gestational age of less than 32 weeks,or their birth weight was less than 2000 g,or if they had an unstable clinical course as determined by the infant’s neonatologist. The diagnosis and treatment standard were in accordance with the international classification of ROP revisited. ROP treatment was performed in all cases of prethreshold type 1 ROP or threshold ROP.
Exclusion criteria
Exclusion criteria: Patients who had stage 4 or Stage 5 ROP or aggressive posterior ROP in either eye or those who underwent any prior treatment for ROP.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Follow up time;gestational age;Birth weight (grams);Apgar score at 1 min;Apgar score at 5 min;partition;Stage;Additional lesions;PMA at injection (weeks);Multiple gestations;Side;Number of eyes;Blood transfusion;Hemorrage before treatment;Hemorrage after treatment;Gestational diabetes mellitus;Pregnancy-induced hypertension;Anemia;Intraventricular hemorrhage;Sepsis;respiratory distress syndrome;Carbohemia;Congenital heart defect; | — |
Secondary
| Measure | Time frame |
|---|---|
| PMA at recurrence (weeks);pulmonary surfactant;Spherical power;Cylindrical power;Spherical equivalent;Uncorrected VA;Strabismus; | — |
Countries
China
Contacts
Department of Ophthalmology, ShengJing Hospital of China Medical University