Class information for:
Level 2: INTERVERTEBRAL DISC//SPINE//LUMBAR SPINE

Basic class information
Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
16 4 DENTISTRY, ORAL SURGERY & MEDICINE//ORTHOPEDICS//DENT 796976
192 3       SPINE//ORTHOPEDICS//EUROPEAN SPINE JOURNAL 54628
203 2             INTERVERTEBRAL DISC//SPINE//LUMBAR SPINE 20619
274 1                   INTERVERTEBRAL DISC//INTERVERTEBRAL DISC DEGENERATION//NUCLEUS PULPOSUS 3810
2178 1                   LUMBAR SPINAL STENOSIS//SPINAL STENOSIS//NEUROGENIC CLAUDICATION 2368
2534 1                   LUMBAR SPINE//TOTAL DISC REPLACEMENT//ARTIFICIAL DISC 2248
2776 1                   LUMBAR DISC HERNIATION//MICRODISCECTOMY//CHEMONUCLEOLYSIS 2181
3031 1                   TRANSFORAMINAL LUMBAR INTERBODY FUSION//POSTERIOR LUMBAR INTERBODY FUSION//INTERBODY FUSION 2110
3550 1                   EPIDURAL STEROID INJECTION//EPIDURAL INJECTION//PAIN PHYSICIAN 1988
9512 1                   DISCOGRAPHY//MODIC CHANGES//DISCOGENIC PAIN 1179
10016 1                   SPONDYLOLYSIS//SPONDYLOLISTHESIS//PARS INTERARTICULARIS 1130
12557 1                   POSTOPERATIVE SPINE//MR MYELOGRAPHY//NEURAL FORAMINAL STENOSIS 927
16627 1                   NERVE ROOT//CAUDA EQUINA SYNDROME//SCIATICA 670
17049 1                   THORACIC DISC HERNIATION//INTRADURAL DISC HERNIATION//THORACIC DISC 647
18113 1                   TRANSITIONAL VERTEBRA//FAR LATERAL DISC HERNIATION//FAR OUT SYNDROME 592
22901 1                   EPIDURAL FIBROSIS//PERIDURAL FIBROSIS//LAMINECTOMY 387
25620 1                   INTERVERTEBRAL DISC CALCIFICATION//APOPHYSEAL RING FRACTURE//INTERVERTEBRAL DISK CALCIFICATION 299
37415 1                   ARACHNOIDITIS OSSIFICANS//PANTOPAQUE//IOPHENDYLATE 83

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 INTERVERTEBRAL DISC authKW 1695888 7% 77% 1447
2 SPINE journal 1365722 18% 24% 3668
3 LUMBAR SPINE authKW 969494 6% 48% 1322
4 NUCLEUS PULPOSUS authKW 629354 2% 84% 492
5 ORTHOPEDICS WoSSC 606819 46% 4% 9491
6 DISC DEGENERATION authKW 600453 2% 78% 503
7 LUMBAR SPINAL STENOSIS authKW 511402 2% 81% 413
8 INTERVERTEBRAL DISC DEGENERATION authKW 508016 2% 85% 393
9 SPONDYLOLISTHESIS authKW 472557 2% 72% 430
10 LUMBAR DISC HERNIATION authKW 469960 2% 74% 419

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Orthopedics 606819 46% 4% 9491
2 Clinical Neurology 258188 49% 2% 10009
3 Surgery 21386 19% 0% 3887
4 Anesthesiology 13398 5% 1% 1067
5 Radiology, Nuclear Medicine & Medical Imaging 10243 10% 0% 2009
6 Neuroimaging 10064 3% 1% 595
7 Engineering, Biomedical 9077 6% 1% 1198
8 Rheumatology 4096 3% 1% 590
9 Sport Sciences 2518 3% 0% 635
10 Rehabilitation 2355 3% 0% 541

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ORTHOPAED SURG 174525 13% 4% 2690
2 SPINE 135356 2% 25% 352
3 ORTHOPAED 73148 6% 4% 1287
4 NEUROSURG 69816 12% 2% 2460
5 ORTHOPED SURG 67522 6% 4% 1142
6 ORTHOPED 50131 4% 4% 875
7 FERGUSON ORTHOPAED 47370 0% 80% 39
8 SPINE SURG 46770 1% 13% 239
9 SPINAL SURG 46241 1% 19% 159
10 SPINAL STUDIES 33617 0% 57% 39

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SPINE 1365722 18% 24% 3668
2 EUROPEAN SPINE JOURNAL 461404 6% 25% 1211
3 SPINE JOURNAL 196536 3% 25% 516
4 JOURNAL OF SPINAL DISORDERS & TECHNIQUES 164196 2% 27% 404
5 PAIN PHYSICIAN 149738 2% 30% 324
6 JOURNAL OF NEUROSURGERY-SPINE 130234 2% 18% 473
7 JOURNAL OF SPINAL DISORDERS 98381 1% 26% 245
8 PAIN MEDICINE 24699 1% 9% 187
9 CLINICAL SPINE SURGERY 23233 0% 21% 74
10 JOURNAL OF ORTHOPAEDIC RESEARCH 20614 1% 5% 275

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 INTERVERTEBRAL DISC 1695888 7% 77% 1447 Search INTERVERTEBRAL+DISC Search INTERVERTEBRAL+DISC
2 LUMBAR SPINE 969494 6% 48% 1322 Search LUMBAR+SPINE Search LUMBAR+SPINE
3 NUCLEUS PULPOSUS 629354 2% 84% 492 Search NUCLEUS+PULPOSUS Search NUCLEUS+PULPOSUS
4 DISC DEGENERATION 600453 2% 78% 503 Search DISC+DEGENERATION Search DISC+DEGENERATION
5 LUMBAR SPINAL STENOSIS 511402 2% 81% 413 Search LUMBAR+SPINAL+STENOSIS Search LUMBAR+SPINAL+STENOSIS
6 INTERVERTEBRAL DISC DEGENERATION 508016 2% 85% 393 Search INTERVERTEBRAL+DISC+DEGENERATION Search INTERVERTEBRAL+DISC+DEGENERATION
7 SPONDYLOLISTHESIS 472557 2% 72% 430 Search SPONDYLOLISTHESIS Search SPONDYLOLISTHESIS
8 LUMBAR DISC HERNIATION 469960 2% 74% 419 Search LUMBAR+DISC+HERNIATION Search LUMBAR+DISC+HERNIATION
9 DISC HERNIATION 426999 2% 74% 380 Search DISC+HERNIATION Search DISC+HERNIATION
10 SPINAL STENOSIS 399154 2% 63% 414 Search SPINAL+STENOSIS Search SPINAL+STENOSIS

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.

Classes with closest relation at Level 2


rank cluster_id2 link
1 888 SCOLIOSIS//ADOLESCENT IDIOPATHIC SCOLIOSIS//PEDICLE SCREW
2 2532 SYNOVIAL CYST//SPINAL EPIDURAL HEMATOMA//SPINAL SUBDURAL HEMATOMA
3 751 CERVICAL SPINE//CERVICAL SPONDYLOTIC MYELOPATHY//CERVICAL MYELOPATHY
4 537 LOW BACK PAIN//ERGONOMICS//APPLIED ERGONOMICS
5 1104 JOURNAL OF MANIPULATIVE AND PHYSIOLOGICAL THERAPEUTICS//WHIPLASH//NECK PAIN
6 70 FIBROMYALGIA//CHRONIC PAIN//PAIN
7 2103 VERTEBROPLASTY//KYPHOPLASTY//PERCUTANEOUS VERTEBROPLASTY
8 1436 SEPTIC ARTHRITIS//PYOMYOSITIS//SPONDYLODISCITIS
9 1931 SPINAL CORD STIMULATION//COMPLEX REGIONAL PAIN SYNDROME//REFLEX SYMPATHETIC DYSTROPHY
10 1818 CRANIOPLASTY//SPONTANEOUS INTRACRANIAL HYPOTENSION//EPIDURAL BLOOD PATCH

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