Table 5.

Summary of first-revision THA studies

Author	Type of study and source	Outcome measure	Number of revision procedures	Most common reason for first revision
Current study	Retrospective national joint registry	Cumulative risk of second revision	13,713	Aseptic loosening
Deng et al. [6]	Systematic review	Cumulative incidence of periprosthetic fracture	882	Only periprosthetic fracture
Gromov et al. [8]	Retrospective national joint registry	Cumulative risk of second revision	2596	Aseptic loosening or periprosthetic fracture
Jo et al. [10]	Retrospective hospital registry	Cumulative risk of second revision	539	Dislocation
Khatod et al. [11]	Retrospective United States healthcare joint registry	First re-revision of THA	629	Dislocation
Kuijpers et al. [12]	Retrospective national joint registry	Cumulative risk of second revision	1037	Dislocation
Lie et al. [14]	Retrospective national joint registry	Cumulative risk of second revision	4762	Not stated
Ong et al. [18]	Retrospective United States Medicare claims data	Cumulative risk of second revision	1205	Not stated
Salassa et al. [20]	Retrospective community joint registry	Frequency for re-revision for dislocation	118	Dislocation
Tyson et al. [24]	Retrospective national joint registry	Cumulative risk of second revision	2966	Aseptic loosening
Upfill-Brown et al. [25]	Retrospective national inpatient sample	Percentage of revisions for specific causes	292,250	Dislocation