A number of risk factors for PTB have been identified including a prior history of PTBs, underweight mothers, obesity, diabetes, hypertension, smoking, infection, maternal age, genetics, multifetal pregnancy, and pregnancies spaced too closely.
A total of six field investigators from nursing/nutrition background were recruited for the study.
Methods: A cohort of 1977 antenatal mothers was enrolled at household level by trained field investigators and was followed up in four districts of Gujarat, India, to document the outcome of pregnancy.
Pretested and structured questionnaires were used to collect information.
They were trained for comprehensive oral checkup at Indian Institute of Public Health Gandhinagar (IIPHG).
The training was facilitated by trained dental health professionals.