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Revision by patient characteristics

TKA by patient province
TKA by pre-PROM
TKA by complete PROM (pre, 6mnd, 12mnd)
TKA by pre-OKS
TKA by gender
TKA by age category
TKA by diagnosis
TKA by ASA score
TKA by BMI category
TKA by Charnley score
TKA by smoking

Knee » Survival TKA» Revision by patient characteristics » TKA by patient province

FIGURE Cumulative major revision percentages of total knee arthroplasties for osteoarthritis by patient province in the Netherlands in 2014-2022 (n=206,726)

TABLE Cumulative major revision percentages

		Cumulative major revision percentages – Kaplan Meier (95% CI)
	Number (n)	1yr	3yr	5yr	7yr	9yr
Patient province
Drenthe	7,937	0.2 (0.1-0.3)	1.1 (0.8-1.3)	1.7 (1.4-2.1)	2.2 (1.8-2.7)	2.5 (2.0-3.1)
Flevoland	4,513	0.4 (0.2-0.6)	2.0 (1.6-2.5)	2.6 (2.1-3.1)	3.1 (2.4-3.7)	3.5 (2.7-4.3)
Friesland	8,170	0.4 (0.2-0.5)	1.4 (1.1-1.7)	1.9 (1.6-2.3)	2.4 (2.0-2.8)	2.5 (2.0-3.0)
Gelderland	27,420	0.3 (0.2-0.4)	1.5 (1.4-1.7)	2.2 (1.9-2.4)	2.6 (2.4-2.9)	2.9 (2.6-3.2)
Groningen	6,520	0.3 (0.2-0.4)	1.1 (0.8-1.3)	1.4 (1.1-1.7)	1.8 (1.3-2.2)	1.8 (1.3-2.2)
Limburg	15,183	0.2 (0.1-0.3)	1.3 (1.1-1.5)	1.9 (1.6-2.2)	2.4 (2.1-2.8)	2.7 (2.3-3.1)
Noord-Brabant	30,952	0.4 (0.3-0.5)	1.6 (1.5-1.8)	2.1 (2.0-2.3)	2.5 (2.2-2.7)	2.9 (2.5-3.2)
Noord-Holland	31,193	0.4 (0.3-0.5)	1.3 (1.1-1.4)	1.7 (1.6-1.9)	2.1 (1.9-2.3)	2.4 (2.1-2.6)
Overijssel	14,805	0.3 (0.2-0.4)	1.6 (1.4-1.8)	2.2 (1.9-2.5)	2.7 (2.4-3.0)	3.4 (2.8-4.0)
Utrecht	13,639	0.3 (0.2-0.4)	1.5 (1.3-1.7)	2.0 (1.8-2.3)	2.5 (2.2-2.9)	3.1 (2.5-3.6)
Zeeland	5,084	0.1 (0.0-0.3)	0.7 (0.4-1.0)	1.0 (0.7-1.3)	1.1 (0.7-1.4)	1.4 (0.9-1.9)
Zuid-Holland	41,310	0.4 (0.3-0.4)	1.5 (1.4-1.6)	2.1 (1.9-2.2)	2.4 (2.2-2.6)	3.1 (2.6-3.6)

Major revision percentage: First revision of the femur or tibia component, regardless of whether a minor revision has already taken place. Therefor, the first three revision procedures were reviewed.
CI: confidence interval.

Knee » Survival TKA» Revision by patient characteristics » TKA by pre-PROM

FIGURE Cumulative revision percentage of total knee arthroplasties by valid pre-operative PROM of patients who underwent a TKA for osteoarthritis in the Netherlands in 2014-2022 (n=209,153)