. 2025 Mar 5;49(6):1359–1364. doi: 10.1007/s00264-025-06451-1

Table 2.

The primary outcome comparison conventional and robotic-assisted TKA

Outcome	Conventional TKA	Robotic-assisted TKA	p-value
NPRS at rest
At 0–24 h	0.96 ± 0.93 0.71 (0.14–1.43)	0.82 ± 0.94 0.57 (0–1.14)	0.170^a
At 28–48 h	0.69 ± 0.88 0.33 (0–1.17)	0.53 ± 0.69 0.33 (0–0.83)	0.565^a
At 52–72 h	0.39 ± 0.64 0 (0–0.67)	0.26 ± 0.43 0 (0–0.33)	0.348^a
NPRS at movement
At 24 h	3.76 ± 2.65 4 (2–5)	2.94 ± 2.51 3 (0–5)	0.023 ^a
At 48 h	2.85 ± 2.47 3 (0–4)	2.17 ± 1.86 2 (0–3)	0.077^a
At 72 h	1.90 ± 1.99 2 (0–3)	1.46 ± 1.74 1 (0–3)	0.148^a

a: Mann-Whitney U test