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Table 3 Comparison of our results for impact coefficient f(0) with conventional TS studies.

From: How to determine life expectancy change of air pollution mortality: a time series study

Study

PM10

SO2

Comments

This paper:

regressions of concentrations, TS of Eq.7, but with sums over variable intervals Eq.11

0.72

(0.53 to 0.91)

1.42

(1.20 to 1.64)

Single pollutant regressions with 7 intervals of length 3k days, k = 0 to 6, adjustments before regression

This paper:

regressions of second differences of concentrations, Eq.14

0.67

(0.4 to 0.93)

1.40

(1.1 to 1.7)

Single pollutant regressions with 1096 coefficients, adjustments before regression

This paper:

regressions of second differences of concentrations, Eq.14

0.21

(-0.03 to 0.46)

0.75

(0.49 to 1.0)

Single pollutant regressions with 1096 coefficients, adjustments within regression

Stieb et al. [22]

0.64

(0.48 to 0.77)

0.36

(0.28 to 0.48)

worldwide meta-analysis (109 studies)

Daniels et al. [17]

0.28

(0.16 to 0.41)

 

NMMAPS of the 20 largest cities in the USA

  1. Units are % excess mortality risks per 10 μg/m3 for PM10 and SO2. Confidence intervals in parentheses.