Table 3:

Associations between T2 SI and baseline and postoperative clinical scores

Baseline Clinical Score	High T2 SI (n = 9)	Normal T2 SI (n = 21)	P Value
MJOA
Mean ± SD	11.33 ± 3.43^{^a}	14.67 ± 1.85^{^a}	.01^{^a}
Median (Q1-Q3)	11 (9–15)^{^a}	15 (14–16)^{^a}
SF-36 (MCS)
Mean ± SD	5.95 ± 11.47	7.24 ± 14.18	.82
Median (Q1-Q3)	5 (−3.45–14.65)	9.2 (−4.1–17.8)
NDI
Mean ± SD	42.63 ± 22.23	33.16 ± 17.6	.25
Median (Q1-Q3)	52 (24–54)	34 (22–42)
Nurick
Mean ± SD	3 ± 1.32^{^a}	1.14 ± 1.24^{^a}	<.01^{^a}
Median (Q1-Q3)	4 (2–4)^{^a}	1 (0–2)^{^a}
SF-36 (PCS)
Mean ± SD	19.55 ± 12.72	12.69 ± 10.13	.15
Median (Q1-Q3)	21.35 (14.45–29.05)	9.6 (5–23.9)
Change in Clinical Score (following surgery)
MJOA
Mean ± SD	1.86 ± 1.35	1.38 ± 1.3	.44
Median (Q1-Q3)	2 (1–3)	1 (0.5–2)
Nurick
Mean ± SD	−0.86 ± 0.69	−0.25 ± 0.46	.07
Median (Q1-Q3)	−1 (−1–0)	0 (−0.5–0)
SF-36 (MCS)
Mean ± SD	2.03 ± 10.24	−10.39 ± 9.9	.06
Median (Q1-Q3)	0 (−3.6–2.5)	−8.1 (−17.4–0)
SF-36 (PCS)
Mean ± SD	−0.3 ± 7.67	0.24 ± 5.24	.88
Median (Q1-Q3)	0 (−5.3–1.4)	0 (−2.5–0)
NDI
Mean ± SD	−1 ± 27.36	−2 ± 11.2	.67
Median (Q1-Q3)	8 (−34–18)	0 (−10–6)