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 lockdown	95% CI	P value	IRR at level 4 vs 5	95% CI	P value	IRR at level 3 vs 4	95% CI	P value	IRR at level 2 vs 3	95% CI	P value	IRR at level 1 vs 2	95% CI	P value
Total	17.08	(15.73 to 18.55)	0.96	0.88 to 1.05	0.41	0.99	0.88 to 1.10	0.81	1.17*	1.06 to 1.28	0.001	1.02	0.94 to 1.11	0.67	1.02	0.94 to 1.11	0.67
Male >19	2.59	(2.11 to 3.19)	0.95	0.75 to 1.21	0.70	0.93	0.69 to 1.25	0.61	1.50*	1.17 to 1.92	0.001	0.98	0.80 to 1.21	0.87	0.93	0.72 to 1.21	0.59
Female >19	8.96	(8.02 to 10.00)	1.05	0.93 to 1.18	0.43	1.03	0.89 to 1.18	0.71	1.11	0.99 to 1.25	0.08	1.04	0.93 to 1.16	0.49	0.92	0.80 to 1.05	0.20
Age <1	1.46	(1.04 to 2.03)	0.63*	0.44 to 0.90	0.01	0.60	0.35 to 1.02	0.06	1.52	0.93 to 2.49	0.09	0.75	0.48 to 1.18	0.21	1.17	0.67 to 2.02	0.58
Age 1–5	1.07	(0.99 to 1.17)	0.43*	0.28 to 0.65	<0.001*	0.88	0.47 to 1.66	0.70	1.50	0.88 to 2.55	0.14	0.57*	0.33 to 0.98	0.04	1.75	0.94 to 3.28	0.08
Age 6–19	3.11	(2.56 to 3.79)	0.99	0.80 to 1.24	0.95	1.05	0.80 to 1.37	0.74	0.98	0.78 to 1.24	0.89	1.17	0.95 to 1.45	0.14	0.76	0.58 to 0.99	0.05
Age 20–45	9.13	(8.18 to 10.18)	1.08	0.96 to 1.21	0.20	0.95	0.83 to 1.10	0.50	1.19*	1.05 to 1.34	0.01	1.05	0.95 to 1.17	0.34	0.90	0.79 to 1.03	0.12
Age 46–65	1.29	(0.96 to 1.72)	0.89	0.65 to 1.21	0.44	1.24	0.86 to 1.78	0.26	1.22	0.91 to 1.64	0.18	0.77	0.58 to 1.03	0.08	1.16	0.82 to 1.65	0.40
Age >65	1.14	(0.83 to 1.57)	0.80	0.56 to 1.17	0.25	1.29	0.83 to 2.01	0.26	1.04	0.73 to 1.48	0.83	1.18	0.86 to 1.63	0.31	0.83	0.55 to 1.23	0.35
Maternal and neonatal	8.28	(7.38 to 9.30)	1.09	0.97 to 1.23	0.17	1.04	0.90 to 1.21	0.56	1.03	0.91 to 1.16	0.68	1.08	0.97 to 1.21	0.17	0.74	0.64 to 0.86	<0.001
NCDs	3.84	(3.23 to 4.57)	0.90	0.75 to 1.08	0.27	1.15	0.92 to 1.43	0.23	1.07	0.89 to 1.29	0.46	0.90	0.76 to 1.08	0.27	0.76	0.60 to 0.96	0.02
CDs	6.34	(5.51 to 7.29)	0.88	0.77 to 1.02	0.10	0.95	0.79 to 1.15	0.62	1.14	0.98 to 1.34	0.10	0.91	0.78 to 1.05	0.20	0.86	0.71 to 1.04	0.11
Injuries	2.56	(2.01 to 3.00)	0.80	0.59 to 1.08	0.14	0.83	0.56 to 1.24	0.37	1.34	0.95 to 1.88	0.10	0.88	0.64 to 1.20	0.42	0.54	0.34 to 0.86	0.01
Respiratory	0.70	(0.47 to 1.06)	0.57	0.36 to 0.90	0.02	0.59	0.30 to 1.20	0.15	4.26*	2.36 to 7.70	<0.001	0.58*	0.40 to 0.85	0.01	0.89	0.53 to 1.48	0.65

*Statistically significantly different from prelockdown.
CDs, communicable diseases; IRR, incidence rate ratio; NCDs, non-communicable diseases.