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Table 4 Relative risk of hemorrhagic stroke stratified by sex and age group, based on meteorological factors

From: Association between hemorrhagic stroke occurrence and meteorological factors and pollutants

  Mean temperature (°C) Atmospheric pressure (hPa) Humidity (%) Insolation (hours)
  RR (95 % CI) P RR (95 % CI) P RR (95 % CI) P RR (95 % CI) P
HS 0.996 (0.991–1.001) .106 1.005 (0.997–1.014) .183 0.983 (0.959–1.007) .172 1.009 (0.983–1.036) .488
 Men 0.996 (0.990–1.003) .294 1.007 (0.996–1.018) .227 0.982 (0.950–1.015) .281 1.019 (0.983–1.056) .315
 Women 0.995 (0.988–1.003) .213 1.004 (0.992–1.016) .515 0.984 (0.950–1.021) .397 0.999 (0.961–1.038) .945
 <60 years 1.001 (0.994–1.007) .774 0.996 (0.985–1.006) .436 0.988 (0.957–1.021) .479 1.020 (0.985–1.056) .259
 ≥60 years 0.989 (0.982–0.997) .005 1.019 (1.006–1.032) .003 0.976 (0.939–1.013) .202 0.995 (0.955–1.036) .796
ICH 0.993 (0.987–0.999) .027 1.008 (0.999–1.018) .088 0.978 (0.950–1.008) .144 1.000 (0.969–1.032) .990
 Men 0.994 (0.987–1.002) .149 1.009 (0.997–1.022) .136 0.982 (0.946–1.019) .327 1.009 (0.970–1.050) .646
 Women 0.991 (0.982–1.001) .081 1.007 (0.991–1.023) .393 0.972 (0.926–1.021) .263 0.985 (0.936–1.037) .563
 <60 years 1.001 (0.993–1.009) .773 0.995 (0.983–1.008) .472 1.006 (0.968–1.045) .762 0.998 (0.957–1.040) .907
 ≥60 years 0.983 (0.974–0.992) <.001 1.027 (1.011–1.042) .001 0.941 (0.898–0.985) .010 1.004 (0.957–1.053) .877
SAH 1.002 (0.993–1.011) .699 0.999 (0.985–1.013) .882 0.994 (0.951–1.038) .780 1.030 (0.982–1.080) .221
 Men 1.004 (0.989–1.019) .591 0.997 (0.973–1.021) .780 0.983 (0.913–1.059) .653 1.056 (0.974–1.145) .185
 Women 1.000 (0.990–1.012) .931 1.000 (0.983–1.018) .983 1.000 (0.947–1.055) .987 1.016 (0.959–1.077) .586
 <60 years 1.001 (0.989–1.012) .929 0.997 (0.979–1.016) .743 0.952 (0.898–1.008) .092 1.071 (1.006–1.139) .031
 ≥60 years 1.004 (0.990–1.018) .614 1.002 (0.979–1.025) .866 1.057 (0.989–1.129) .104 0.974 (0.905–1.048) .478
  1. HS Hemorrhagic stroke, ICH Intracerebral hemorrhage, SAH Subarachnoid hemorrhage, RR Relative risk, CI Confidence interval