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Table 4 Risk estimates and 95% confidence intervals (CI) for daily respiratory mortality for lag 1, 2010–2016

From: PM2.5 exposure on daily cardio-respiratory mortality in Lima, Peru, from 2010 to 2016

Age Group

Β coefficient

RR

P

Exp(Β)*

95% CI

All deaths respiratory (n = 51,306)

0.003

1.030*

0.990 1.073

0.15

Q1st (11.27–17.07)a

1.0

1.0

 

Q2nd (17.08–18.60)

0.0271

1.027

0.993 1.062

0.12

Q3rd (18.61–20.58)

−0.0069

0.993

0.956 1.031

0.72

Q4th (20.59–25.23)

−0.0012

0.998

0.954 1.044

0.96

Q5th (25.24–60.18)

0.0256

1.025

0.963 1.091

0.42

Age: 65 or more (38,293)

0.0047

1.048*

0.999 1.098

0.06

Q1st (11.27–17.07)a

1.0

1.0

 

Q2nd (17.08–18.60)

0.0246

1.024

0.986 1.064

0.22

Q3rd (18.61–20.58)

0.0042

1.004

0.961 1.048

0.85

Q4th (20.59–25.23)

0.0212

1.021

0.970 1.075

0.42

Q5th (25.24–60.18)

0.0515

1.052

0.979 1.131

0.16

  1. aReferent category. Per unit of PM2.5. *Per 10 μg/m3 of PM2.5. Model adjusted by day of week (dow), month, year, humidity and temperature