Relative risk pattern (95% CIs) of respiratory diseases related hospital visits in single pollutant models, Delhi.

Relative risk pattern (95% CIs) of respiratory diseases related hospital visits in single pollutant models, Delhi.</p

Air pollutants and their association with respiratory mortality/morbidity for 18 cities using GAM model during 2000–2020.

(DOCX)</p

Violin plots of three air pollutants, two metrological variables, and hospital visits in five seasons of Delhi.

(A) PM2.5, (B) PM10, (C) CO, (D) RH, (E) Temperature, (F) Hospital visit.</p

Frequency distribution of PM concentrations across five seasons, Delhi.

Frequency distribution of PM concentrations across five seasons, Delhi.</p

Relative risks of hospital visit due to rise in concentrations of PM (PM_2.5 and PM₁₀) pollutants in Delhi, India (single-pollutant models) ^b'*'.

Relative risks of hospital visit due to rise in concentrations of PM (PM2.5 and PM10) pollutants in Delhi, India (single-pollutant models) b'*'.</p

Delhi city, air quality monitoring stations, and hospital location.

Delhi city, air quality monitoring stations, and hospital location.</p

Pearson correlation matrix, 2016–2018, Delhi generated using R program.

Blue, red, and while indicate positive, negative, and no correlation respectively.</p

Monitoring stations and their geographic coordinates, Delhi.

(DOCX)</p

GAM model performance for Delhi city.

GAM model performance for Delhi city.</p

Relative risks of hospital visit due to the rise in concentrations of criteria pollutants in Delhi (multi-pollutant models, single-day lags) ^b'*'.

Relative risks of hospital visit due to the rise in concentrations of criteria pollutants in Delhi (multi-pollutant models, single-day lags) b'*'.</p