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Table 4 Estimated associations of IQR increases in annual average air pollution and psychological factors in cancer survivors and general population after propensity score (PS) matching

From: Relationship between chronic exposure to ambient air pollution and mental health in Korean adult cancer survivors and the general population

 

Cancer survivors (n = 1060)

General population (n = 1060)

OR (95% CI)

p-value

OR (95% CI)

p-value

Perceived stress

 PM10 (μg/m3)

1.01 (0.83-1.24)

0.9120

1.03 (0.83-1.28)

0.8021

 NO2 (ppb)

1.12 (0.88-1.41)

0.3556

1.16 (0.91-1.47)

0.2402

 SO2 (ppb)

0.98 (0.86-1.12)

0.7751

1.14 (0.99-1.31)

0.0632

 CO (ppb)

1.18 (0.99-1.40)

0.0624

1.25 (1.05-1.49)

0.0146

Depressive symptom

 PM10 (μg/m3)

1.35 (1.08-1.68)

0.0082

0.98 (0.76-1.26)

0.8504

 NO2 (ppb)

1.16 (0.90-1.49)

0.2656

0.87 (0.65-1.15)

0.3231

 SO2 (ppb)

0.97 (0.85-1.12)

0.7168

1.03 (0.87-1.21)

0.7429

 CO (ppb)

1.21 (1.00-1.46)

0.0515

1.23 (1.00-1.52)

0.0475

Suicidal ideation

 PM10 (μg/m3)

1.30 (1.04-1.63)

0.0219

1.12 (0.89-1.41)

0.3459

 NO2 (ppb)

1.10 (0.85-1.43)

0.4605

0.81 (0.62-1.06)

0.1226

 SO2 (ppb)

0.97 (0.84-1.12)

0.7070

1.06 (0.91-1.24)

0.4206

 CO (ppb)

1.06 (0.87-1.28)

0.5593

1.19 (0.98-1.44)

0.0781

Suicidal ideation (adjustment for depressive symptom)

 PM10 (μg/m3)

1.17 (0.91-1.51)

0.2305

1.16 (0.90-1.50)

0.2611

 NO2 (ppb)

1.04 (0.77-1.39)

0.8078

0.83 (0.63-1.11)

0.2116

 SO2 (ppb)

0.98 (0.83-1.15)

0.8137

1.07 (0.90-1.26)

0.4613

 CO (ppb)

0.96 (0.77-1.19)

0.7101

1.12 (0.91-1.37)

0.2973

  1. The odds ratio and 95% confidence interval in each air pollutant was scaled to the interquartile range for each pollutant, respectively (9 μg/m3 for PM10, 11 ppb for NO2, 1 ppb for SO2, and 100 ppb for CO)
  2. OR Odds ratio, CI Confidence interval, PM10 Particulate matter < 10 μm in diameter, NO2 Nitrogen dioxide, SO2 Sulfur dioxide, CO Carbon monoxide