Table 5.

HRQOL in the frailty and non-frailty groups

	Frailty group (n = 47)	Non-frailty group (n = 114)	p value
Pre-operative ODI	62.83 ± 3.92	62.01 ± 3.93	0.230
ODI at follow-up	26.40 ± 4.12	25.54 ± 3.97	0.218
Pre-operative VAS	6.53 ± 1.32	6.17 ± 1.47	0.142
VAS at follow-up	2.38 ± 0.97	2.18 ± 0.98	0.222
Pre-operative JOA	9.72 ± 2.08	9.73 ± 1.92	0.990
JOA at follow-up	20.43 ± 1.85	20.30 ± 2.03	0.711
Pre-operative SRS-22	41.79 ± 6.34	43.51 ± 5.91	0.102
SRS-22 at follow-up	86.34 ± 9.09	87.87 ± 8.29	0.303

ODI Oswestry Disability Index, JOA Japanese Orthopaedic Association scores, VAS: Visual Analogue Scale