Table 2

Step changes in daily incidence of admissions at each level of lockdown: Poisson regression models adjusted for day of week

Prelockdown admission daily incidence rate (95% CI)IRR at level 5 vs pre lockdown95% CIP valueIRR at level 4 vs 595% CIP valueIRR at level 3 vs 495% CIP valueIRR at level 2 vs 395% CIP valueIRR at level 1 vs 295% CIP value
Total17.08(15.73 to 18.55)0.960.88 to 1.050.410.990.88 to 1.100.811.17*1.06 to 1.280.0011.020.94 to 1.110.671.020.94 to 1.110.67
Male >192.59(2.11 to 3.19)0.950.75 to 1.210.700.930.69 to 1.250.611.50*1.17 to 1.920.0010.980.80 to 1.210.870.930.72 to 1.210.59
Female >198.96(8.02 to 10.00)1.050.93 to 1.180.431.030.89 to 1.180.711.110.99 to 1.250.081.040.93 to 1.160.490.920.80 to 1.050.20
Age <11.46(1.04 to 2.03)0.63*0.44 to 0.900.010.600.35 to 1.020.061.520.93 to 2.490.090.750.48 to 1.180.211.170.67 to 2.020.58
Age 1–51.07(0.99 to 1.17)0.43*0.28 to 0.65<0.001*0.880.47 to 1.660.701.500.88 to 2.550.140.57*0.33 to 0.980.041.750.94 to 3.280.08
Age 6–193.11(2.56 to 3.79)0.990.80 to 1.240.951.050.80 to 1.370.740.980.78 to 1.240.891.170.95 to 1.450.140.760.58 to 0.990.05
Age 20–459.13(8.18 to 10.18)1.080.96 to 1.210.200.950.83 to 1.100.501.19*1.05 to 1.340.011.050.95 to 1.170.340.900.79 to 1.030.12
Age 46–651.29(0.96 to 1.72)0.890.65 to 1.210.441.240.86 to 1.780.261.220.91 to 1.640.180.770.58 to 1.030.081.160.82 to 1.650.40
Age >651.14(0.83 to 1.57)0.800.56 to 1.170.251.290.83 to 2.010.261.040.73 to 1.480.831.180.86 to 1.630.310.830.55 to 1.230.35
Maternal and neonatal8.28(7.38 to 9.30)1.090.97 to 1.230.171.040.90 to 1.210.561.030.91 to 1.160.681.080.97 to 1.210.170.740.64 to 0.86<0.001
NCDs3.84(3.23 to 4.57)0.900.75 to 1.080.271.150.92 to 1.430.231.070.89 to 1.290.460.900.76 to 1.080.270.760.60 to 0.960.02
CDs6.34(5.51 to 7.29)0.880.77 to 1.020.100.950.79 to 1.150.621.140.98 to 1.340.100.910.78 to 1.050.200.860.71 to 1.040.11
Injuries2.56(2.01 to 3.00)0.800.59 to 1.080.140.830.56 to 1.240.371.340.95 to 1.880.100.880.64 to 1.200.420.540.34 to 0.860.01
Respiratory0.70(0.47 to 1.06)0.570.36 to 0.900.020.590.30 to 1.200.154.26*2.36 to 7.70<0.0010.58*0.40 to 0.850.010.890.53 to 1.480.65
  • *Statistically significantly different from prelockdown.

  • CDs, communicable diseases; IRR, incidence rate ratio; NCDs, non-communicable diseases.