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Table 1 Patients' demographic variables and baseline parameters

From: COVID-19 pandemic and total knee arthroplasty: the concept of a containment sheet—a frugal innovation

Serial Number Characteristics Control (n = 16) Study group (n = 16) p-value
1. Age (Years) 64.54 ± 5.22 66.19 ± 2.31 p = 0.2567
t = 1.1562
2. Gender 10 female (62.5%) 8 female (50%) χ2 = 0.5079
6 male (37.5%) 8 male (50%) p = 0.476033
3. Severity of disease (Kellgren and Lawrence system) 11 grade IV (68.75%) 13 grade IV (81.25%) χ2 = 0.6667
5 Grades III (31.25%) 3 Grade III (18.75%) p = 0.414216
4. Deformity (Femorotibial angle) (in degree) (Varus) 15.9 ± 1.03 16.3 ± 1.40 p = 0.3646
5. Flexion angle (in degree) 85.8 ± 1.21 86.2 ± 1.01 p = 0.3182
6. Co-morbidity (HTN, IHD, DM, ILI, COPD) 87.5% (n = 14) 93.75% (n = 15) χ2 = 0.1829
p = 0.668929
  Category (proposed algorithm) Control (n = 16) Study group (n = 16) p-value
7. I 2 (12.5%) 1 (6.5%) χ2 = 0.3678; p = 0.544197
II 3 (18.75%) 2 (12.5%) χ2 = 0.237; p = 0.626354
III 3 (18.75%) 2 (12.5%) χ2 = 0.237; p = 0 .626354
IV 2 (12.5%) 3 (18.75%) χ2 = 0.237; p = 0.626354
V 6 (37.5%) 8 (50%) χ2 = 0.5079; p = 0 .476033
VI  
VII  
8. WOMAC 52.70 ± 2.05 52.16 ± 1.88 p = 0.4435
9. VAS 8.7 ± 1.02 8.5 ± 1.22 p = 0.6186