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Table 3 Annual number of early deaths (and 95% CIs) attribute to 1 μg·m−3 increase in PM2.5, 1 ppb increase in O3, or 1 ppb increase in NO2

From: Assessing additive effects of air pollutants on mortality rate in Massachusetts

  

LPM/WLS

moonRF

Full-range analysis a

Long-term PM2.5 (μg·m−3)

1053 (984, 1122)

1058 (988, 1127)

Short-term PM2.5 (μg·m−3)

92 (67, 117)

69 (44, 95)

Long-term O3 (ppb)

66 (24, 107)

48 (6, 90)

Short-term O3 (ppb)

73 (57, 89)

74 (58, 91)

Long-term NO2 (ppb)

97 (80, 113)

102 (86, 119)

Short-term NO2 (ppb)

167 (156, 179)

163 (151, 174)

Below-standard analysis b

Long-term PM2.5 (μg·m−3)

1203 (1126, 1280)

1214 (1137, 1292)

Short-term PM2.5 (μg·m−3)

101 (74, 127)

78 (52, 105)

Long-term O3 (ppb)

NA

NA

Short-term O3 (ppb)

100 (74, 127)

116 (87, 145)

Long-term NO2 (ppb)

97 (80, 113)

102 (85, 119)

Short-term NO2 (ppb)

168 (156, 179)

163 (151, 174)

  1. a Full-range analysis was performed on the full dataset. b Below-standard analysis was performed on person-days with exposure levels below the NAAQS (< 12 μg·m−3 for long-term PM2.5, < 35 μg·m− 3 for short-term PM2.5, < 70 ppb for short-term O3, < 50 ppb for long-term NO2, and < 100 ppb for short-term NO2; there is no standard for long-term O3)