One-year follow-up of conservative and surgical treatment results for patients diagnosed with lumbar spinal stenosis

doi:10.5312/wjo.v16.i12.109963

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World Journal of Orthopedics

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2218-5836

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Orthop. Dec 18, 2025; 16(12): 109963
Published online Dec 18, 2025. doi: 10.5312/wjo.v16.i12.109963

Table 4 Comparison of the groups' functional and daily living activity levels

	Surgery group		Conservative group		P value
	mean ± SD	Median	mean ± SD	Median	P value
ILBDI score
Pre-treatment	43.4 ± 17.4	42	36.9 ± 13.5	38	0.379¹
Post-treatment 1^st month	34.8 ± 13.8	37.5	32.2 ± 13.5	34.5	0.401¹
Post treatment 1^st year	31.2 ± 12.2	30	31.4 ± 11.8	28	0.730¹
Change compared to Pre-treatment
Post-treatment 1^st month change	-8.6 ± 11.4	-5.5	-4.7 ± 5.4	-2	0.429¹
Intra-group change P value	0.001²		0.000²
Post-treatment 1^st year change	-10.9 ± 12.6	-4	-4.2 ± 8.4	-3	0.156¹
Intra-group change P value	0.001²		0.075²
NEADL score
Pre-treatment	30.8 ± 14.1	25.5	36.0 ± 13.6	35	0.278¹
Post-treatment 1^st month	37.0 ± 14.2	38.5	41.4 ± 13.1	43	0.371¹
Post treatment 1^st year	39.2 ± 13.2	39	38.5 ± 13.1	37	0.796¹
Change compared to pre-treatment
Post-treatment 1^st month change	6.2 ± 6.8	3	5.4 ± 7.7	2	0.566¹
Intra-group change P value	0.001²		0.004²
Post-treatment 1^st year change	8.2 ± 7.2	6	1.4 ± 7.8	1	0.019¹
Intra-group change P value	0.001²		0.457²
Symptom severity scale of SSS
Pre-treatment	22.0 ± 5.4	22	20.0 ± 5.4	20	0.238¹
Post-treatment 1^st month	17.3 ± 5.3	15.5	21.8 ± 6.6	21	0.018¹
Post treatment 1^st year	20.2 ± 5.7	20	10.6 ± 4.6	9	0.001¹
Change compared to pre-treatment
Post-treatment 1^st month change	-4.7 ± 4.5	-4	1.7 ± 4.1	0	0.001¹
Intra-group change P value	0.000²		0.042²
Post-treatment 1^st year change	-1.5 ± 2.9	-1	-8.2 ± 4.2	-9	0.001¹
Intra-group change P value	0.063²		0.001²
Physical function scale of SSS
Pre-treatment	11.3 ± 3.2	11	10.7 ± 4.2	9	0.221¹
Post-treatment 1^st month	10.4 ± 5.3	10	8.4 ± 2.3	8	0.015¹
Post treatment 1^st year	10.8 ± 2.4	10	1.5 ± 3.3	0	0.001¹
Change compared to pre-treatment
Post-treatment 1^st month change	-0.8 ± 1.6	-1	-2.2 ± 3.2	-1.5	0.265¹
Intra-group change P value	0.054²		0.001²
Post-treatment 1^st year change	-0.4 ± 2.4	0	-9.3 ± 5.7	-8	0.001¹
Intra-group change P value	0.512²		0.000²

¹Mann-Whitney U test, P ≤ 0.05.

²Wilcoxon test, P ≤ 0.05.

ILBDI: Istanbul Low Back Pain Disability Index; NEADL: Nottingham Extended Activities of Daily Living; SSS: Swiss Spinal Stenosis Questionnaire.

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Citation: Ayyildiz A, Yilmaz A, Erinç S, Aydin L, Ayyıldız H, Yilmaz F. One-year follow-up of conservative and surgical treatment results for patients diagnosed with lumbar spinal stenosis. World J Orthop 2025; 16(12): 109963
URL: https://www.wjgnet.com/2218-5836/full/v16/i12/109963.htm
DOI: https://dx.doi.org/10.5312/wjo.v16.i12.109963

Ayyildiz A, Yilmaz A, Erinç S, Aydin L, Ayyıldız H, Yilmaz F. One-year follow-up of conservative and surgical treatment results for patients diagnosed with lumbar spinal stenosis. World J Orthop 2025; 16(12): 109963 [PMID: 41480512 DOI: 10.5312/wjo.v16.i12.109963]

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