Table 4

Association of nasopharyngeal carcinoma with PM10, PM2.5, and PM10-2.5 in Taiwanese men

VariablesModel 1Model 2Model 3Model 4
OR95 % CIP valueOR95 % CIP valueOR95 % CIP valueOR95 % CIP value
PM10
 PM10<50.661.00
 50.66≤PM10<58.891.310.91 to 1.880.145
 58.89≤PM10<70.231.521.09 to 2.130.015*
 PM10≥70.231.521.03 to 2.230.034*
PM2.5
 PM2.5<30.421.001.00
 30.42≤PM2.5<32.710.690.46 to 1.040.0750.700.46 to 1.070.103
 32.71≤PM2.5<40.351.090.75 to 1.570.6650.860.56 to 1.310.476
 PM2.5≥40.351.080.75 to 1.550.6860.870.58 to 1.310.492
PM10-2.5
 PM10-2.5<20.441.001.00
 20.44≤PM10-2.5<24.081.471.03 to 2.110.036*1.420.96 to 2.120.082
 24.08≤PM10-2.5<29.271.340.94 to 1.910.1091.410.94 to 2.100.097
 PM10-2.5≥29.271.681.16 to 2.440.006*1.711.10 to 2.660.018*
SO2
 SO2<3.651.001.001.001.00
 3.65≤SO2<4.630.930.65 to 1.340.7061.160.77 to 1.740.4680.890.62 to 1.280.5261.010.66 to 1.550.965
 4.63≤SO2<5.811.030.67 to 1.600.8801.150.75 to 1.760.5240.990.65 to 1.500.9451.000.65 to 1.540.995
 SO2≥5.811.170.73 to 1.880.5111.430.89 to 2.320.1431.180.73 to 1.910.5061.260.75 to 2.130.381
NOx
 NOx<20.501.001.001.001.00
 20.50≤NOx<27.250.980.66 to 1.460.9251.070.72 to 1.580.7531.090.73 to 1.650.6701.130.75 to 1.720.561
 27.25≤NOx<32.800.700.40 to 1.220.2090.700.41 to 1.190.1840.730.41 to 1.320.3010.720.40 to 1.300.276
 NOx≥32.800.940.51 to 1.710.8340.910.51 to 1.630.7520.940.51 to 1.740.8410.920.50 to 1.690.777
O3
 O3<25.711.001.001.001.00
 25.71≤O3<27.641.130.81 to 1.570.4661.140.77 to 1.680.5131.100.81 to 1.490.5551.030.69 to 1.560.878
 27.64≤O3<30.190.830.54 to 1.280.4000.740.47 to 1.170.1970.720.49 to 1.080.1090.650.40 to 1.040.075
 O3≥30.190.770.46 to 1.290.3170.700.41 to 1.200.1970.720.44 to 1.190.1970.640.37 to 1.110.111
  • Models 1, 2 and 3: Adjusted for SO2, NOx, O3, age, BMI, smoking, alcohol drinking, betel nut chewing, exercise, hypertension, diabetes, and hyperlipidemia.

  • Model 4: Adjusted for PM2.5, SO2, NOx, O3, age, BMI, smoking, alcohol drinking, betel nut chewing, exercise, hypertension, diabetes, and hyperlipidemia.

  • *P<0.05.