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Table 4 Comparison between unilateral and bilateral TKA with p values

From: Understanding the apprehension and concern haunting patients before a total knee arthroplasty

  Unilateral TKA Bilateral TKA P value
Total number of patients 420 80  
Fear of pain 245 (58.33%) 45 (56.25%) 0.7300
Fear of return to normal activities / ADL 81 (19.28%) 9 (11.25%) 0.0869
Apprehension about receiving domestic help 77 (18.33%) 23 (28.75%) 0.0329
Fear of withstanding major surgery (TKA) 17 (4.04%) 3 (3.75%) 0.9035