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Table 2 Clinial results based on Katz’s activities daily living (ADL) scale, Kirkaldy-Willis criteria and Korean version of the Oswestry disability index (KODI)

From: Long-term outcomes of long level posterolateral fusion in lumbar degenerative disease: comparison of long level fusion versus short level fusion: a case control study

Katz ADL index
Grading Group 1(%) Group 2 (%) P = 0.024
Very satisfied 72 (39.6) 38 (33.6)
Somewhat satisfied 64 (35.2) 35 (30.9)
Somewhat dissatisfied 46 (25.2) 33 (29.2)
Very dissatisfied 0 (0) 7 (6.1)
Kirkaldy-Willis criteria
Successful Excellent 75 (41.2) 42 (37.1) P = 0.001
Good 90 (49.4) 52(46.0)
Unsuccessful Fair 17 (9.3) 12 (10.6)
Poor 0 (0) 7 (6.1)
KODI
Minimal disability 84 (46.1 %) 44 (38.9 %) P = 0.01
Moderate disability 63 (34.6 %) 40 (35.3 %)
Severe disability 35 (19.2 %) 22 (19.4 %)
Crippled 0 (0 %) 7 (6.1 %)