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Table 3 The peak time of ICH and relative risk values

From: Circadian variations in the occurrence of first‐ever intracerebral hemorrhage from different sources of income: a hospital‐based cross‐sectional study

  Farmers Wage-earners Freelancers
  Peak time (h) RRa(95%CI) Peak time (h) RRa (95%CI) Peak time (h) RRa (95%CI)
Total
  6-9 1.63 (1.37-1.93) 6-9 1.72 (1.37-2.15) 6-9 1.49 (1.14-1.96)
  15-18 1.50 (1.26-1.78) 15-18 1.23 (1.02-1.58) 18-21 1.29 (1.03-1.61)
Sex
 Male 6-9 1.68 (1.34-2.12) 6-9 1.86 (1.41-2.44) 6-9 1.52 (1.09-2.13)
  15-18 1.51 (1.20-1.91) 15-18 1.35 (1.04-1.77) 15-18 1.44 (1.03-2.02)
 Female 6-9 1.51 (1.17-1.95) 6-9 1.69 (1.09-2.62) 6-9 1.53 (1.03-2.30)
  18-21 1.37 (1.06-1.76) 15-18 1.42 (1.01-2.01) 18-21 1.56 (1.01-2.41)
Age
 <65years 6-9 1.43 (1.12-1.81) 6-9 1.55 (1.13-2.13) 6-9 1.42 (1.01-1.99)
  15-18 1.43 (1.12-1.82) 18-21 1.50 (1.08-2.09) 15-18 1.44 (1.06-1.97)
 ≥65years 6-9 1.87 (1.47-2.39) 6-9 1.94 (1.41-2.68) 6-9 1.59 (1.02-2.48)
  15-18 1.57 (1.23-2.01) 15-18 1.58 (1.14-2.19) 18-21 1.73 (1.12-2.68)
  1. RR indicates relative risk, CI indicates confidential interval. aRR values were the observed number of ICH compared with the average number of 8 3-h Intervals by χ2 test, and adjusted for sex, age, and hypertension by cox regression analysis.