Table 4.
Cumulative effect and 95% confidence intervals of ozone and PM2.5 on influenza of different genders and ages at different cumulative lag days (compared with 50th pollution)
| Total | Male | Female | 0–17 | 18–65 | Above 65 | |
|---|---|---|---|---|---|---|
| PM2.5 (25th) | ||||||
| lag0 | 0.972(0.937,1.009) | 0.975(0.937,1.015) | 0.968(0.929,1.009) | 0.981(0.929,1.035) | 0.981(0.942,1.021) | 0.986(0.929,1.047) |
| lag0–1 | 0.966(0.926,1.007) | 0.975(0.932,1.021) | 0.954(0.910,0.999)* | 1.020(0.956,1.088) | 0.960(0.918,1.004) | 0.942(0.881,1.008) |
| lag0–2 | 0.972(0.927,1.020) | 0.985(0.935,1.037) | 0.957(0.908,1.009) | 1.053(0.978,1.134) | 0.955(0.907,1.005) | 0.926(0.858,0.999)* |
| lag0–3 | 0.982(0.931,1.035) | 0.992(0.937,1.051) | 0.968(0.913,1.027) | 1.063(0.978,1.155) | 0.962(0.909,1.017) | 0.934(0.858,1.016) |
| lag0–4 | 0.985(0.928,1.046) | 0.993(0.930,1.060) | 0.975(0.912,1.042) | 1.063(0.967,1.168) | 0.967(0.907,1.031) | 0.938(0.853,1.032) |
| lag0–5 | 0.981(0.919,1.046) | 0.988(0.920,1.060) | 0.972(0.903,1.045) | 1.078(0.971,1.195) | 0.961(0.896,1.029) | 0.917(0.827,1.018) |
| lag0–6 | 0.978(0.911,1.050) | 0.986(0.912,1.065) | 0.969(0.895,1.049) | 1.122(1.002,1.257)* | 0.950(0.881,1.025) | 0.887(0.791,0.994)* |
| lag0–7 | 1.005(0.931,1.085) | 1.006(0.925,1.094) | 1.003(0.920,1.093) | 1.178(1.040,1.335)* | 0.971(0.895,1.054) | 0.928(0.822,1.049) |
| PM2.5 (99th) | ||||||
| lag0 | 0.935(0.823,1.064) | 0.948(0.825,1.089) | 0.919(0.795,1.063) | 0.746(0.604,0.921)* | 1.010(0.882,1.157) | 0.979(0.793,1.208) |
| lag0–1 | 0.816(0.714,0.932)* | 0.832(0.721,0.962)* | 0.795(0.684,0.924)* | 0.566(0.456,0.702)* | 0.964(0.836,1.112) | 0.883(0.711,1.097) |
| lag0–2 | 0.760(0.655,0.882)* | 0.775(0.659,0.911)* | 0.743(0.628,0.879)* | 0.497(0.391,0.632)* | 0.940(0.800,1.103) | 0.848(0.666,1.082) |
| lag0–3 | 0.768(0.652,0.903)* | 0.780(0.653,0.931)* | 0.753(0.627,0.904)* | 0.490(0.379,0.634)* | 0.955(0.800,1.140) | 0.877(0.674,1.141) |
| lag0–4 | 0.796(0.662,0.957)* | 0.812(0.664,0.993)* | 0.776(0.631,0.955)* | 0.492(0.370,0.655)* | 0.995(0.813,1.219) | 0.919(0.682,1.237) |
| lag0–5 | 0.800(0.655,0.977)* | 0.827(0.665,1.029) | 0.766(0.613,0.958)* | 0.465(0.343,0.630)* | 1.033(0.829,1.287) | 0.916(0.665,1.264) |
| lag0–6 | 0.775(0.621,0.968)* | 0.810(0.635,1.033) | 0.732(0.571,0.939)* | 0.428(0.306,0.599)* | 1.046(0.819,1.336) | 0.872(0.609,1.250) |
| lag0–7 | 0.807(0.634,1.028) | 0.820(0.629,1.069) | 0.790(0.603,1.034) | 0.488(0.340,0.700)* | 1.041(0.797,1.361) | 0.905(0.614,1.335) |
| Ozone (25th) | ||||||
| lag0 | 0.991(0.959,1.024) | 0.982(0.948,1.017) | 1.003(0.967,1.040) | 0.970(0.919,1.024) | 0.991(0.958,1.026) | 0.978(0.929,1.029) |
| lag0–1 | 1.002(0.952,1.054) | 0.991(0.938,1.048) | 1.015(0.958,1.074) | 0.962(0.883,1.047) | 1.004(0.951,1.059) | 0.993(0.917,1.075) |
| lag0–2 | 1.030(0.970,1.094) | 1.025(0.960,1.094) | 1.036(0.968,1.108) | 0.970(0.876,1.075) | 1.035(0.972,1.101) | 1.039(0.947,1.140) |
| lag0–3 | 1.071(1.003,1.145)* | 1.076(1.002,1.156)* | 1.064(0.988,1.146) | 0.992(0.884,1.113) | 1.080(1.009,1.156)* | 1.108(1.000,1.226)* |
| lag0–4 | 1.118(1.039,1.203)* | 1.135(1.049,1.229)* | 1.097(1.010,1.191)* | 1.018(0.895,1.159) | 1.132(1.051,1.220)* | 1.178(1.053,1.318)* |
| lag0–5 | 1.163(1.073,1.259)* | 1.188(1.090,1.295)* | 1.131(1.033,1.237)* | 1.042(0.904,1.200) | 1.181(1.089,1.281)* | 1.226(1.085,1.385)* |
| lag0–6 | 1.197(1.100,1.303)* | 1.223(1.117,1.340)* | 1.164(1.057,1.280)* | 1.056(0.908,1.229) | 1.219(1.119,1.328)* | 1.231(1.082,1.401)* |
| lag0–7 | 1.217(1.108,1.337)* | 1.236(1.117,1.367)* | 1.194(1.074,1.327)* | 1.058(0.894,1.252) | 1.241(1.129,1.366)* | 1.187(1.028,1.369)* |
| Ozone (99th) | ||||||
| lag0 | 1.109(0.979,1.257) | 1.087(0.948,1.247) | 1.136(0.989,1.305) | 1.226(0.985,1.527) | 1.039(0.913,1.184) | 1.179(0.985,1.410) |
| lag0–1 | 1.201(0.989,1.459) | 1.164(0.941,1.441) | 1.246(1.005,1.545)* | 1.476(1.046,2.083)* | 1.066(0.871,1.304) | 1.313(0.994,1.735) |
| lag0–2 | 1.271(1.013,1.595)* | 1.230(0.959,1.577) | 1.323(1.029,1.700)* | 1.739(1.157,2.615)* | 1.081(0.855,1.367) | 1.390(1.004,1.925)* |
| lag0–3 | 1.321(1.030,1.694)* | 1.283(0.977,1.685) | 1.368(1.038,1.802)* | 1.988(1.262,3.134)* | 1.090(0.844,1.407) | 1.417(0.991,2.025) |
| lag0–4 | 1.356(1.030,1.786)* | 1.329(0.983,1.795) | 1.391(1.024,1.889)* | 2.179(1.311,3.622)* | 1.098(0.828,1.455) | 1.416(0.953,2.103) |
| lag0–5 | 1.385(1.026,1.868)* | 1.369(0.987,1.898) | 1.405(1.007,1.959)* | 2.261(1.298,3.941)* | 1.113(0.821,1.511) | 1.413(0.919,2.173) |
| lag0–6 | 1.411(1.029,1.937)* | 1.407(0.995,1.988) | 1.417(0.998,2.014) | 2.205(1.220,3.985)* | 1.142(0.828,1.575) | 1.425(0.904,2.248) |
| lag0–7 | 1.440(1.012,2.047)* | 1.444(0.982,2.123) | 1.434(0.971,2.119) | 2.011(1.034,3.909)* | 1.187(0.831,1.694) | 1.463(0.881,2.430) |
*P < 0.05.