Table 3 Frequently Endorsed SIC Item-level Responses and Severity Score (Cross-sectional Study)

SIC item

No

Yes

Age < 65 years (n = 88)

Age ≥ 65 years (n = 64)

Overall

(n = 152)

Fatigue

34 (22.4)

118 (77.6)

4.59 (3.2)

4.80 (3.0)

4.68 (3.1)

Feeling unwell

52 (34.2)

100 (65.8)

3.43 (3.2)

4.23 (3.1)

3.77 (3.2)

Cough

60 (39.5)

92 (60.5)

2.92 (2.9)

3.00 (3.2)

2.95 (3.0)

Physical weakness

61 (40.1)

91 (59.9)

3.36 (3.3)

3.44 (3.3)

3.39 (3.3)

Headache

61 (40.1)

91 (59.9)

3.78 (3.5)

2.83 (3.0)

3.38 (3.3)