Air pollution and its effects on lung health in never-smoker youth of Delhi NCR versus Pauri Garhwal: a comparative cross-sectional study.

Background: Ambient air pollution is a major factor that can affect lung growth and reduce lung capacity. This study aims at drawing parallel between respiratory discomfort and lung function between youth of Delhi-National Capital Region (NCR) where air pollution level is poor and hazardous as compared to that of Pauri Garhwal (Uttarakhand) where air pollution level is low via a comparative cross-sectional study.

Methods: A community-based cross-sectional study conducted among 354 never-smoker subjects (177 from NCR and 177 from Pauri) between the ages of 15 and 29 years.

Quality of life and its determinants among hypertensive patients in a rural area of district Gautam Buddha Nagar, Uttar Pradesh - A community-based cross-sectional study.

Context: Hypertension is the leading cause of mortality and disability-adjusted life year (DALY) all over the world. World Health Organization defines quality of life (QOL) as an individual's perception of their position in life in the context of the culture and value systems in which they live and in relation to their goals, expectations, standards, and concerns.

Aims: The study was aimed to compare the the QOL of adult hypertensive patients with healthy study subjects and to determine the factors associated with poor QOL among the hypertensive subjects.

Self-medication prevalence and associated factors among adult population in Northern India: A community-based cross-sectional study.

Objectives: This study aimed to determine self-medication prevalence and its associated factors.

Methods: A community-based cross-sectional study was conducted in the urban and rural catchment areas of Uttar Pradesh, India, among 440 adults using a pretested, semistructured questionnaire. The Chi-square test and logistic regression were used to determine the association of self-medication prevalence with various independent variables.