Extended definition of perinatal moality includes crown heel length of?: (A) >15 cm at bih, (B) > 25 cm at bih, (C) > 35 cm at bih, (D) > 45 cm at bih
Answer is C. Body length of atleast 35 cm should be used for perinatal moality rate.REF.PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE.Editon-21.Page no.-519