Table 2 Association between particulate matter and daily case-specific mortality during Saharan dust and non-dust days, by season*

(Lag 1)

%IR

(95% CI)

%IR

(95% CI)

Organic

Cold

1.32

(0.67, 1.97)

0.26

(-1.00, 1.54)

0.150

Warm

0.76

(-0.61, 2.15)

2.53

(1.01, 4.08)

0.066

Whole year

1.21

(0.63, 1.79)

1.70

(0.79, 2.62)

0.372

Respiratory

Cold

2.87

(1.30, 4.47)

3.34

(0.36, 6.41)

0.792

Warm

-0.59

(-4.22, 3.17)

-0.05

(-3.95, 4.01)

0.830

Whole year

2.50

(1.05, 3.93)

3.48

(1.22, 5.79)

0.462

Circulatory

Cold

0.83

(-0.33, 2.00)

-0.16

(-2.41, 2.14)

0.453

Warm

2.65

(0.12, 5.23)

4.19

(1.34, 7.13)

0.391

Whole year

1.21

(0.16, 2.27)

1.95

(0.29, 3.64)

0.408

Cerebrovascular

Cold

2.14

(-0.32, 4.70)

-2.78

(-7.43, 2.10)

0.079

Warm

0.90

(-4.06, 6.12)

3.35

(-2.34, 9.37)

0.500

Whole year

1.76

(-0.42, 3.98)

0.46

(-2.93, 3.96)

0.528