Cholecalciferol (vitamin D3) is a prohormone and its active form is 1,25 dihydroxycholecalciferol. This hormone has effect on both calcium, phosphorus and bone metabolism and also bone morrow, muscle, heart and immune system. For a long time, maternal low vitamin D level is a well known problem for our country and the level was reported as \<10 ng/ml for 46-80% of mothers.The most prominent risk factor was determined as low socioeconomic status. Therefore, the level of 25-hydroxy-vitamin D is supposed to be in relation with several neonatal morbidities and maternal complications of pregnancy.
Study Type
OBSERVATIONAL
Enrollment
120
sepsis
Time frame: 3 months but patients will be followed until discharge
feeding intolerance
Time frame: 3 months but patients will be followed until discharge
hypocalcemia
Time frame: 3 months but patients will be followed until discharge
bronchopulmonary dysplasia
Time frame: 3 months but patients will be followed until discharge
patent ductus arteriosis
Time frame: 3 months but patients will be followed until discharge
retinopathy of prematurity
Time frame: 3 months but patients will be followed until discharge
maternal complications of pregnancy
Time frame: from the beginning of gestation until birth process
rachitism
Time frame: 4 months but patients will be followed until discharge
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