Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector6321010.17816/kazmj63210EditorialSome factors affecting the physical development of newbornsSteguninS. I.info@eco-vector.comSolopaevA. P.info@eco-vector.com0110197455579791203202112032021Copyright © 1974, Stegunin S.I., Solopaev A.P.1974<p>We studied the dependence of the length, body weight and head circumference of newborns, age, nationality, education, occupation, menarche, group (ABO) and Rh-affiliation, past and concomitant diseases of mothers, the ordinal number of pregnancy and the time of year of delivery. The entire contingent of newborns and mothers (without perinatal mortality) of the pregnancy pathology department of the Togliatti city hospital of the Kuibyshev region (801 singleton births) was analyzed. The ratio of boys and girls was 94.2: 100.0. The average age of women in childbirth is 26 years.</p>Kazan Medical archiveКазанский медицинский архив