Table 1

Incidence rate ratio of benzodiazepine use in men associated with the occurrence of the terrorist attacks (N=42 218)

OverallIndicator of benzodiazepine use
Number of subjects with a least
a benzodiazepine delivered prescription per week
Number of benzodiazepine defined daily doses per week
IRR95% CIP valueIRR95% CIP value
1.050.94 to 1.180.3961.020.89 to 1.170.765
Stratification variableIRR95% CIP valueIRR95% CIP value
Age
 ≤501.090.94 to 1.260.2651.090.93 to 1.280.293
 >501.030.91 to 1.160.6180.980.85 to 1.130.807
Education ISCED Classification
 0–21.050.87 to 1.280.5841.060.82 to 1.380.657
 3–41.050.93 to 1.200.4361.010.86 to 1.180.954
 5–61.090.91 to 1.300.3361.030.83 to 1.270.812
 7–81.020.83 to 1.270.8310.950.75 to 1.210.699
Household income in euros per month
 <€21001.060.91 to 1.230.4500.990.84 to 1.170.877
 >€2100 and ≤€28001.040.85 to 1.260.1631.080.86 to 1.370.501
 >€2800 and ≤€42001.050.88 to 1.260.5751.070.85 to 1.330.575
 >€42001.020.85 to 1.230.7850.930.76 to 1.150.519
Residence area
 Paris region1.080.88 to 1.320.4770.950.73 to 1.250.729
 Outside Paris region1.050.93 to 1.180.4591.030.90 to 1.180.649
  • IRR, incidence rate ratio; ISCED, 2011 International Standard Classification of Education.