Table 1.

Deaths, crude case fatality rate (CFR) and adjusted CFR by age band for four countries individually and pooled

Age (years)	Italian deaths	Crude Italian CFR	Adjusted Italian CFR	Dutch deaths	Crude Dutch CFR	Adjusted Dutch CFR	Spanish deaths	Crude Spanish CFR	Adjusted Spanish CFR	Chinese deaths	Adjusted Chinese CFR	Combined CFR	Combined IFR
0–19	0	0.0%	0.00%	1	0.21%	0.00%	5	0.36%	0.00%	1	0.02%	0.00%	0.00%
20–29	0	0.0%	0.00%	3	0.09%	0.01%	25	0.31%	0.03%	7	0.06%	0.03%	0.02%
30–39	44	0.3%	0.04%	8	0.24%	0.02%	50	0.35%	0.05%	18	0.15%	0.06%	0.03%
40–49	209	0.9%	0.13%	19	0.44%	0.04%	138	0.61%	0.10%	38	0.30%	0.13%	0.06%
50–59	834	2.6%	0.54%	112	1.57%	0.22%	401	1.44%	0.32%	130	1.25%	0.52%	0.25%
60–69	2529	9.8%	2.07%	388	7.54%	0.92%	1152	4.87%	1.22%	309	3.99%	1.88%	0.90%
70–79	6723	24.3%	6.79%	1308	23.40%	4.24%	3375	15.01%	4.85%	312	8.61%	5.99%	2.85%
80–89	9413	30.8%	16.27%	1966	30.19%	14.42%	5502	24.05%	13.34%	208	13.40%	15.08%	7.18%
90+	3409	27.7%	27.65%	760	29.60%	29.60%	2457	24.95%	24.95%	NA	NA	26.87%	12.80%
Total	23 161	13.1%	2.28%	4565	11.89%	1.30%	13 105	8.57%	1.56%	1023	1.38%	1.93%	0.92%