Table 2

Univariable and multivariable Poisson analysis of monthly paediatric dog bite attendance rates in an emergency department

VariableUnivariable analysisFemale
multivariable model
Male
multivariable model
ARR (95% CI)p valueARR (95% CI)P valueARR (95% CI)p value
COVID-19 public health measures (Ref=Absent)
 Present2.29 (1.93 to 2.71)<0.0011.66 (1.18 to 2.32)<0.0011.78 (1.29 to 2.44)<0.001
Time (linear)1.01 (1.01 to 1.02)<0.0011.00 (1.00 to 1.01)0.381.01 (1.00 to 1.01)0.03
Year (Ref=2016)
 20171.06 (0.85 to 1.32)0.59N/AN/A
 20181.26 (1.02 to 1.55)0.03N/AN/A
 20191.20 (0.98 to 1.48)0.08N/AN/A
 20202.20 (1.78 to 2.71)<0.001N/AN/A
Month (Ref=January)
 February1.23 (0.88 to 1.72)0.231.69 (1.02 to 2.88)0.050.95 (0.60 to 1.48)0.81
 March0.97 (0.69 to 1.37)0.871.27 (0.75 to 2.19)0.380.60 (0.37 to 0.96)0.04
 April1.41 (1.02 to 1.97)0.041.66 (0.99 to 2.84)0.061.08 (0.70 to 1.67)0.73
 May1.76 (1.29 to 2.40)<0.0012.26 (1.41 to 3.76)<0.011.10 (0.73 to 1.67)0.65
 June1.57 (1.14 to 2.17)<0.011.68 (1.01 to 2.86)0.051.12 (0.74 to 1.70)0.60
 July1.73 (1.27 to 2.37)<0.0012.05 (1.26 to 3.42)<0.011.11 (0.74 to 1.69)0.61
 August1.98 (1.45 to 2.72)<0.0012.28 (1.39 to 3.83)<0.011.26 (0.83 to 1.93)0.28
 September1.36 (0.99 to 1.90)0.061.75 (1.06 to 2.96)0.030.75 (0.48 to 1.17)0.20
 October0.99 (0.69 to 1.41)0.941.28 (0.73 to 2.27)0.390.84 (0.52 to 1.34)0.47
 November0.68 (0.45 to 1.00)0.051.08 (0.60 to 1.93)0.810.48 (0.27 to 0.82)0.01
 December1.03 (0.72 to 1.48)0.861.05 (0.57 to 1.91)0.871.06 (0.67 to 1.66)0.81
Sex (Ref=Female)
 Male0.91 (0.80 to 1.03)0.14N/AN/A
Age (Ref=Toddler, 1–3 years old)
 Infant (<12 months)0.19 (0.13 to 0.28)<0.0010.17 (0.09 to 0.29)<0.0010.21 (0.12 to 0.35)<0.001
 Early childhood (4–6 years old)1.75 (1.45 to 2.10)<0.0011.89 (1.46 to 2.45)<0.0011.53 (1.17 to 2.00)<0.01
 Middle childhood (7–12 years old)1.70 (1.44 to 2.01)<0.0011.44 (1.13 to 1.85)<0.011.83 (1.46 to 2.31)<0.001
 Adolescent (13–17 years old)1.30 (1.05 to 1.61)0.010.94 (0.68 to 1.30)0.721.65 (1.23 to 2.19)<0.001
  • COVID-19 public health measures were present from March 2020 to September 2020.

  • ARR, attendance rate ratio; N/A, not applicable.