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. 2022 Nov 17;11(22):6806. doi: 10.3390/jcm11226806

Table 5.

Final diagnoses during the first five waves of the pandemic.

First Wave
n = 134
Second Wave
n = 212
Third Wave
n = 247
Fourth Wave
n = 694
Fifth Wave
n = 57
p -Value
Upper respiratory tract infection 49
43.8%
99
56.9%
95
49.0%
277
54.6%
304
73.4%
<0.001
Lower respiratory tract infection 56
50.0%
53
30.5%
63
32.5%
162
32.0%
68
16.4%
<0.001
Gastroenterocolitis 10
8.9%
26
15.1%
32
16.5%
68
13.4%
101
24.4%
<0.001
Neurological diagnoses 5
4.5%
1
0.6%
16
8.2%
84
16.6%
41
9.9%
<0.001
Other 14
12.5%
33
19.1%
41
21.1%
103
20.3%
61
14.7%
0.07

n, number of diagnoses. Data are presented as n (%); p-value for chi-squared test.