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Table 3 Regression coefficient of ST-height associated with 10 μg/m3 increment of PM2.5 concentration.

From: Acute effects of fine particulate air pollution on ST segment height: A longitudinal study

ST Variable Lag0 95% CI Lag1 95% CI Lag2 95% CI Lag3 95%CI Lag4 95% CI Cumulative 95% CI
Inferior Leads              
ST-II M1 0.04 (-0.12,0.20) 0.13 (0.02,0.24) 0.19 (0.05,0.33) 0.21 (0.04,0.38) 0.19 (-0.12,0.50) 0.76 (0.17,1.36)
  M2 0.04 (-0.12,0.20) 0.14 (0.03,0.25) 0.20 (0.06,0.33) 0.22 (0.05, 0.38) 0.20 (-0.11,0.51) 0.79 (0.20,1.39)
ST-III M1 0.02 (-0.13,0.16) 0.08 (-0.01,0.18) 0.13 (0.01,0.25) 0.14 (-0.01,0.30) 0.14 (-0.14,0.41) 0.50 (-0.02,1.03)
  M2 0.02 (-0.12,0.16) 0.09 (-0.01,0.18) 0.13 (0.01,0.25) 0.15 (0.01,0.30) 0.14 (-0.13,0.41) 0.52 (0.01,1.05)
ST-aVF M1 0.03 (-0.12,0.18) 0.11 (0.01,0.21) 0.16 (0.03,0.28) 0.17 (0.02,0.33) 0.16 (-0.12,0.44) 0.63 (0.06,1.17)
  M2 0.03 (-0.11,0.18) 0.11 (0.01,0.21) 0.16 (0.04,0.28) 0.18 (0.03,0.33) 0.17 (-0.11,0.45) 0.65 (0.11,1.19)
Lateral Leads              
ST-I M1 0.03 (-0.05,0.10) 0.05 (0.01,0.10) 0.06 (0.01,0.13) 0.07 (-0.01,0.15) 0.06 (-0.08,0.21) 0.27 (-0.01,055)
  M2 0.03 (-0.05,0.10) 0.05 (0.01,0.10) 0.07 (0.01,0.13) 0.07 (-0.01,0.15) 0.07 (-0.08,0.21) 0.29 (0.01,0.56)
ST-V5 M1 -0.01 (-0.20,0.17) 0.05 (-0.08,0.17) 0.10 (-0.05,0.26) 0.15 (-0.04,0.34) 0.19 (-0.16,0.54) 0.48 (-0.20,1.15)
  M2 -0.01 (-0.19,0.18) 0.06 (-0.07,0.18) 0.11 (-0.04,0.27) 0.16 (-0.03,0.35) 0.20 (-0.15,0.55) 0.52 (-0.16,1.20)
ST-V6 M1 -0.01 (-0.14,0.13) 0.04 (-0.05,0.14) 0.10 (-0.02,0.55) 0.17 (0.02,0.31) 0.25 (-0.02,0.51) 0.55 (0.04,1.06)
  M2 0.01 (-0.14,0.14) 0.05 (-0.05,0.14) 0.10 (-0.01,0.22) 0.17 (0.03,0.32) 0.25 (-0.01,0.52) 0.58 (0.07,1.09)
Spetal Leads              
ST-V1 M1 -0.01 (-0.16,0.15) 0.05 (-0.06,0.15) 0.08 (-0.05,0.21) 0.08 (-0.08,0.25) 0.06 (-0.23,0.36) 0.26 (-0.31,0.83)
  M2 -0.01 (-0.16,0.15) 0.05 (-0.06,0.15) 0.08 (-0.05,0.21) 0.09 (-0.08,0.25) 0.07 (-0.23,0.36) 0.27 (-0.30,0.84)
ST-V2 M1 -0.07 (-0.31,0.17) 0.11 (-0.04,0.27) 0.22 (0.02,0.42) 0.24 (0.01,0.49) 0.19 (-0.27,0.64) 0.69 (-0.17,1.56)
  M2 -0.06 (-0.30,0.17) 0.12 (-0.04,0.28) 0.22 (0.02,0.42) 0.25 (0.01,0.50) 0.19 (-0.26,0.65) 0.72 (-0.14,1.59)
Anterior Leads              
ST-V3 M1 -0.11 (-0.43,0.21) 0.06 (-0.15,0.27) 0.14 (-0.13,0.40) 0.12 (-0.21,0.05) 0.01 (-0.61,0.62) 0.20 (-0.94,1.35)
  M2 -0.09 (-0.41,0.23) 0.08 (-0.13,0.29) 0.16 (-0.11,0.43) 0.14 (-0.19,0.47) 0.04 (-0.58,0.65) 0.33 (-0.82,1.47)
ST-V4 M1 -0.09 (-0.27,0.09) 0.03 (-0.09,0.16) 0.11 (-0.04,0.26) 0.14 (-0.05,0.33) 0.13 (-0.21,0.48) 0.33 (-0.34,1.00)
  M2 -0.08 (-0.26,0.10) 0.04 (-0.09,0.16) 0.12 (-0.04,0.27) 0.15 (-0.04,0.34) 0.14 (-0.20,0.49) 0.37 (-0.30,1.04)
  1. M1: Adjusted for age, sex, race, temperature, and relative humidity
  2. 2: Adjusted for age, sex, race, temperature, and relative humidity, diabetes, hypertension, and CVD