Table 6 Age-specific effect of 10% increase in pollutant concentration on asthma outpatient and emergency visits (%) in Taipei City at 0-day lag

PM₁₀ (95% CI)

SO₂ (95% CI)

O₃ (95% CI)

NO₂ (95% CI)

0.41 (0.13~0.69)*

0.28 (0.08~0.47)*

0.08 (-0.05~0.22)

0.66 (0.21~1.11)*

0.43 (0.30~0.55)*

0.51 (0.36~0.66)*

0.22 (0.11~0.33)*

0.88 (0.65~1.11)*

0.15 (0.00~0.29)*

0.36 (0.23~0.49)*

0.06 (-0.05~0.18)

0.29 (0.08~0.49)*

0.34 (0.22~0.46)*

0.44 (0.31~0.57)*

0.08 (0.03~0.14)*

0.65 (0.48~0.83)*

Outpatient (0-day lag)

PM₁₀ (95% CI)

SO₂ (95% CI)

O₃ (95% CI)

NO₂ (95% CI)

0.26 (-0.10~0.63)

0.12 (-0.20~0.44)

-0.15 (-0.24~-0.05)*

0.22 (-0.15~0.59)

0.24 (0.08~0.39)*

0.20 (0.04~0.36)*

-0.07 (-0.26~0.11)

0.46 (0.27~0.65)*

0.07 (-0.10~0.25)

0.33 (0.19~0.47)*

-0.03 (-0.19~0.14)

0.03 (-0.25~0.32)

0.20 (0.01~0.39)*

0.27 (0.12~0.41)*

-0.13 (-0.24~-0.01)*

0.30 (0.16~0.45)*

Emergency (0-day lag)

PM₁₀ (95% CI)

SO₂ (95% CI)

O₃ (95% CI)

NO₂ (95% CI)

0.12 (-0.44~0.67)

-0.04 (-0.24~0.16)

0.09 (-0.19~0.38)

0.17 (-0.30~0.64)

-0.17 (-0.55~0.22)

-0.09 (-0.36~0.17)

-0.08 (-0.24~0.09)

-0.21 (-0.60~0.18)

0.23 (-0.07~0.53)

-0.26 (-0.50~-0.01)*

-0.01 (-0.15~0.13)

-0.03 (-0.21~0.15)

0.03 (-0.24~0.29)

-0.06 (-0.27~0.14)

-0.06 (-0.24~0.13)

-0.09 (-0.47~0.28)

Emergency (0-day lag)

PM₁₀ (95% CI)

SO₂ (95% CI)

O₃ (95% CI)

NO₂ (95% CI)

-0.04 (-0.42~0.34)

-0.01 (-0.35~0.33)

0.05 (-0.21~0.30)

-0.08 (-0.58~0.41)

-0.08 (-0.53~0.37)

0.03 (-0.22~0.27)

-0.01 (-0.18~0.16)

-0.19 (-0.58~0.20)

0.25 (-0.13~0.64)

-0.30 (-0.64~0.05)

0.03 (-0.17~0.22)

-0.01 (-0.37~0.35)

0.14 (-0.17~0.44)

-0.02 (-0.26~0.21)

-0.08 (-0.25~0.09)

-0.15 (-0.43~0.13)