No difference in clinical outcomes in robotic-assisted vs. computer-navigated total hip arthroplasty

Arthroplasty

Table 1 Propensity score matching characteristics demonstrated no differences in age, sex, medical comorbidities, or Elixhauser Comorbidity Index (ECI)

Demographics	RA (n = 4473)		CN (n = 4473)		P-Value
Age	n	%	n	%	0.99
30–34	13	0.29	13	0.29
35–39	23	0.51	23	0.51
40–44	56	1.25	56	1.25
45–49	141	3.15	141	3.15
50–54	290	6.48	290	6.48
55–59	574	12.83	574	12.83
60–64	830	18.56	830	18.56
65–69	838	18.73	838	18.73
70–74	777	17.37	777	17.37
75–79	654	14.62	654	14.62
80 +	270	6.04	270	6.04
Sex					0.99
Female	2519	56.32	2519	56.32
Male	1954	43.68	1954	43.68
Medical comorbidities					0.99
Obesity	2254	50.39	2254	50.39
Renal failure	492	11.00	492	11.00
PVD	845	18.89	845	18.89
Rheumatoid arthritis	76	1.70	76	1.70
Depression	1391	31.10	1391	31.10
Hypertension	3417	76.39	3417	76.39
Alcohol abuse	146	3.26	146	3.26
Diabetes	1427	31.9	1427	31.9
ECI					0.99
1	213	4.76	213	4.76
2	486	10.87	486	10.87
3	685	15.31	685	15.31
4	695	15.54	695	15.54
5	610	13.64	610	13.64
6	480	10.73	480	10.73
7	388	8.67	388	8.67
8	283	6.33	283	6.33
9	198	4.43	198	4.43
10	149	3.33	149	3.33
11	111	2.48	111	2.48
12	67	1.50	67	1.50
13	41	0.92	41	0.92
14	30	0.67	30	0.67
15	21	0.47	21	0.47
16	11	0.25	11	0.25
17	0	0.00	0	0.00

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