Research Article

Safety and Efficacy of Single Condylar Knee Prosthesis When Treating Knee Single Compartment Osteoarthritis: A Prospective, Case-Randomized Controlled Study

Table 1

The decrease of hemoglobin at 24 h, 36 h, and 48 h after treatment.

GroupingAfter treatment 24 h (g/L)After treatment 36 h (g/L)After treatment 48 h (g/L)

Control group (n = 40)13.54 ± 2.1924.82 ± 3.1136.99 ± 4.08
Study group (n = 40)8.35 ± 1.1215.69 ± 2.2319.24 ± 3.02
χ 2 value13.34415.08822.116
value<0.05<0.05<0.05