There were 29.6% of patients having severe level of respiratory failure and the rate of grade II, III based on X-ray image was 78.7%.
Có 29,6% trẻ suy hô hấp mức độ nặng, có 15,4% trẻ nhiễm trùng sơ sinh sớm, bệnh màng trong độ II, III chiếm 78,7%.