Total Knee Arthroplasty in Severe Valgus Osteoarthritis Excellent Early Results in a 90-Year-Old Patient with a Valgus Deformity of 47°

Table 1

Studies reporting TKA in valgus osteoarthritis showing the mean valgus and patient age.

Study	Number of knees	Mean valgus alignment	Range of valgus	Mean age of patients in years	Range of patient age in years
Lombardi Jr. et al [3].	97	15°	10−31°	66	42−88
Ranawat et al. [1]	42	15°	Not reported	Not reported	Not reported
Zhou et al. [15]	32	33°	21−52°	57	47−63
Apostolopoulos et al. [4]	24	23°	15−35°	72	57−79
Karachalios et al. [16]	34	27°	20−40°	Not reported	Not reported
Sekiya et al. [17]	47	14°	6−24°	65	50−77
Chalidis et al. [18]	57	11°	10−17°	71	45−77
Hadjicostas et al. [19]	15	21°	17−27°	73	64−80
Bremer et al. [20]	79	20°	8−40°	71	Not reported
Boyer et al. [21]	63	15°	10−27°	65	26−81
Mullaji and Shetty [22]	10	19°	10−37	65	48−77