Intergenerational Change in Anthropometric Indices and Their Predictors Among Children in New Delhi Birth Cohort.

Objective: To evaluate intergenerational change in anthropometric indices of children and their predictors.

Design: Prospective cohort.

Participants: New Delhi Birth Cohort participants (F1), born between 1969 and 1972, were followed-up for anthropometry at birth and 6-monthly intervals until 21 years.

Maternal Age at Childbirth and Perinatal and Under five Mortality in a Prospective Birth Cohort from Delhi.

Objective: To evaluate the relationship between maternal age at child birth, and perinatal and under-five mortality.

Design: Prospective birth cohort.

Setting: Urban community.

Testing of Hypothesis in Equivalence and Non Inferiority Trials-A Concept.

Establishing the appropriate hypothesis is one of the important steps for carrying out the statistical tests/analysis. Its understanding is important for interpreting the results of statistical analysis. The current communication attempts to provide the concept of testing of hypothesis in non inferiority and equivalence trials, where the null hypothesis is just reverse of what is set up for conventional superiority trials.

Supplementation of vitamin D in pregnancy and its correlation with feto-maternal outcome.

Context: Vitamin D deficiency is widely prevalent throughout the world. Pregnant women, neonates and infants form most vulnerable groups for vitamin D deficiency.

Objective: (1) To find prevalence of vitamin D deficiency in pregnant women.