Class information for:
Level 2: CHRONIC SUBDURAL HEMATOMA//SPONTANEOUS INTRACRANIAL HYPOTENSION//INTRACRANIAL HYPOTENSION

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
2239 4741 20.7 65%


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
14 4 ORTHOPEDICS//DENTISTRY, ORAL SURGERY & MEDICINE//SPORT SCIENCES 808941
457 3       HYDROCEPHALUS//SYRINGOMYELIA//VENTRICULOPERITONEAL SHUNT 24907
2239 2             CHRONIC SUBDURAL HEMATOMA//SPONTANEOUS INTRACRANIAL HYPOTENSION//INTRACRANIAL HYPOTENSION 4741
5220 1                   SPONTANEOUS INTRACRANIAL HYPOTENSION//EPIDURAL BLOOD PATCH//INTRACRANIAL HYPOTENSION 1655
9960 1                   CHRONIC SUBDURAL HEMATOMA//CHRONIC SUBDURAL HAEMATOMA//EXTERNAL HYDROCEPHALUS 1104
14202 1                   PNEUMOCEPHALUS//PNEUMORRHACHIS//TENSION PNEUMOCEPHALUS 785
14607 1                   DURAL SUBSTITUTE//DURAL TEAR//DURAPLASTY 760
27740 1                   SUPERFICIAL SIDEROSIS//CHRONIC SUBARACHNOID HEMORRHAGE//LEPTOMENINGEAL HEMOSIDEROSIS 222
28067 1                   MYODURAL BRIDGE//POSTOPERATIVE HEADACHE//RECTUS CAPITIS POSTERIOR MINOR MUSCLE 215

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 CHRONIC SUBDURAL HEMATOMA authKW 1617319 7% 80% 313
2 SPONTANEOUS INTRACRANIAL HYPOTENSION authKW 1278403 4% 95% 209
3 INTRACRANIAL HYPOTENSION authKW 1067479 4% 85% 194
4 EPIDURAL BLOOD PATCH authKW 1024089 4% 92% 172
5 POSTDURAL PUNCTURE HEADACHE authKW 741692 3% 80% 144
6 PNEUMOCEPHALUS authKW 686925 3% 65% 163
7 SUPERFICIAL SIDEROSIS authKW 509120 2% 78% 101
8 CHRONIC SUBDURAL HAEMATOMA authKW 480325 2% 82% 91
9 ORTHOSTATIC HEADACHE authKW 414249 1% 93% 69
10 CEREBROSPINAL FLUID LEAK authKW 267769 3% 30% 137

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 Clinical Neurology 71116 53% 0% 2512
2 Anesthesiology 32378 16% 1% 753
3 Surgery 21821 37% 0% 1749
4 Neuroimaging 3857 4% 0% 174
5 Radiology, Nuclear Medicine & Medical Imaging 1805 9% 0% 413
6 Neurosciences 1373 12% 0% 582
7 Otorhinolaryngology 1142 4% 0% 174
8 Orthopedics 996 5% 0% 214
9 Pediatrics 837 6% 0% 264
10 Critical Care Medicine 547 2% 0% 116

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 NEUROSURG 91482 28% 1% 1307
2 IMAGING MED GRP 60086 0% 67% 14
3 KOCHI GAMMA KNIFE 14486 0% 75% 3
4 FDN SALUT EMPORDA 12878 0% 100% 2
5 KLINIKUM BERNBURG 12878 0% 100% 2
6 PEDIAT ANESTHESIOL ANESTHESIOL 12878 0% 100% 2
7 VKF 12878 0% 100% 2
8 WOMEN INFANTS FDN WESTERN AUSTRALIA 12878 0% 100% 2
9 CHONAN HOSP 9263 0% 24% 6
10 MAXINE DUNITZ NEUROSURG 8090 0% 8% 16

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 JOURNAL OF NEUROSURGERY 25348 5% 2% 231
2 ACTA NEUROCHIRURGICA 19812 3% 2% 149
3 BRITISH JOURNAL OF NEUROSURGERY 19177 2% 3% 93
4 JOURNAL OF KOREAN NEUROSURGICAL SOCIETY 15560 1% 4% 66
5 NEUROLOGIA MEDICO-CHIRURGICA 14328 2% 3% 77
6 SURGICAL NEUROLOGY 13415 2% 2% 105
7 NEUROLOGICAL SURGERY 13400 1% 3% 63
8 NEUROSURGERY 13100 3% 1% 164
9 REGIONAL ANESTHESIA 12836 1% 5% 37
10 INTERNATIONAL JOURNAL OF OBSTETRIC ANESTHESIA 11300 1% 4% 42

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 CHRONIC SUBDURAL HEMATOMA 1617319 7% 80% 313 Search CHRONIC+SUBDURAL+HEMATOMA Search CHRONIC+SUBDURAL+HEMATOMA
2 SPONTANEOUS INTRACRANIAL HYPOTENSION 1278403 4% 95% 209 Search SPONTANEOUS+INTRACRANIAL+HYPOTENSION Search SPONTANEOUS+INTRACRANIAL+HYPOTENSION
3 INTRACRANIAL HYPOTENSION 1067479 4% 85% 194 Search INTRACRANIAL+HYPOTENSION Search INTRACRANIAL+HYPOTENSION
4 EPIDURAL BLOOD PATCH 1024089 4% 92% 172 Search EPIDURAL+BLOOD+PATCH Search EPIDURAL+BLOOD+PATCH
5 POSTDURAL PUNCTURE HEADACHE 741692 3% 80% 144 Search POSTDURAL+PUNCTURE+HEADACHE Search POSTDURAL+PUNCTURE+HEADACHE
6 PNEUMOCEPHALUS 686925 3% 65% 163 Search PNEUMOCEPHALUS Search PNEUMOCEPHALUS
7 SUPERFICIAL SIDEROSIS 509120 2% 78% 101 Search SUPERFICIAL+SIDEROSIS Search SUPERFICIAL+SIDEROSIS
8 CHRONIC SUBDURAL HAEMATOMA 480325 2% 82% 91 Search CHRONIC+SUBDURAL+HAEMATOMA Search CHRONIC+SUBDURAL+HAEMATOMA
9 ORTHOSTATIC HEADACHE 414249 1% 93% 69 Search ORTHOSTATIC+HEADACHE Search ORTHOSTATIC+HEADACHE
10 CEREBROSPINAL FLUID LEAK 267769 3% 30% 137 Search CEREBROSPINAL+FLUID+LEAK Search CEREBROSPINAL+FLUID+LEAK

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.


Rank Reference # ref. in
cl.		 Shr. of ref. in
cl.		 Citations
1 FOURNET-FAYARD, A , MALINOVSKY, JM , (2013) POST-DURAL PUNCTURE HEADACHE AND BLOOD-PATCH: THEORICAL AND PRACTICAL APPROACH.ANNALES FRANCAISES D ANESTHESIE ET DE REANIMATION. VOL. 32. ISSUE 5. P. 325 -338 142 90% 1
2 LIN, JP , ZHANG, SD , HE, FF , LIU, MJ , MA, XX , (2017) THE STATUS OF DIAGNOSIS AND TREATMENT TO INTRACRANIAL HYPOTENSION, INCLUDING SIH.JOURNAL OF HEADACHE AND PAIN. VOL. 18. ISSUE . P. - 93 97% 0
3 HARRINGTON, BE , (2004) POSTDURAL PUNCTURE HEADACHE AND THE DEVELOPMENT OF THE EPIDURAL BLOOD PATCH.REGIONAL ANESTHESIA AND PAIN MEDICINE. VOL. 29. ISSUE 2. P. 136-163 115 95% 25
4 URBACH, H , (2014) INTRACRANIAL HYPOTENSION: CLINICAL PRESENTATION, IMAGING FINDINGS, AND IMAGING-GUIDED THERAPY.CURRENT OPINION IN NEUROLOGY. VOL. 27. ISSUE 4. P. 414 -424 88 92% 5
5 RAHMAN, M , BIDARI, SS , QUISLING, RG , FRIEDMAN, WA , (2011) SPONTANEOUS INTRACRANIAL HYPOTENSION: DILEMMAS IN DIAGNOSIS.NEUROSURGERY. VOL. 69. ISSUE 1. P. 4 -14 85 94% 34
6 SCHIEVINK, WI , (2006) SPONTANEOUS SPINAL CEREBROSPINAL FLUID LEAKS AND INTRACRANIAL HYPOTENSION.JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION. VOL. 295. ISSUE 19. P. 2286-2296 69 97% 316
7 MOKRI, B , (2013) SPONTANEOUS LOW PRESSURE, LOW CSFVOLUME HEADACHES: SPONTANEOUS CSF LEAKS.HEADACHE. VOL. 53. ISSUE 7. P. 1034 -1053 68 92% 50
8 SCHIEVINK, WI , (2008) SPONTANEOUS SPINAL CEREBROSPINAL FLUID LEAKS.CEPHALALGIA. VOL. 28. ISSUE 12. P. - 78 98% 54
9 KOLIAS, AG , CHARI, A , SANTARIUS, T , HUTCHINSON, PJ , (2014) CHRONIC SUBDURAL HAEMATOMA: MODERN MANAGEMENT AND EMERGING THERAPIES.NATURE REVIEWS NEUROLOGY. VOL. 10. ISSUE 10. P. 570 -578 71 91% 12
10 IVAMOTO, HS , LEMOS, HP , ATALLAH, AN , (2016) SURGICAL TREATMENTS FOR CHRONIC SUBDURAL HEMATOMAS: A COMPREHENSIVE SYSTEMATIC REVIEW.WORLD NEUROSURGERY. VOL. 86. ISSUE . P. 399 -418 57 88% 5

Classes with closest relation at Level 2


Rank Class id link
1 2701 CEREBRAL VENOUS THROMBOSIS//SPINAL EPIDURAL HEMATOMA//SPINAL SUBDURAL HEMATOMA
2 2104 SYRINGOMYELIA//CHIARI MALFORMATION//CHIARI I MALFORMATION
3 1687 MENINGIOMA//ENCEPHALOCELE//ATYPICAL MENINGIOMA
4 1931 HYDROCEPHALUS//VENTRICULOPERITONEAL SHUNT//ARACHNOID CYST
5 2814 FIBRIN SEALANT//SEROMA//ANKAFERD BLOOD STOPPER
6 3095 PNEUMOMEDIASTINUM//SUBCUTANEOUS EMPHYSEMA//SPONTANEOUS PNEUMOMEDIASTINUM
7 2177 NORMAL PRESSURE HYDROCEPHALUS//HYDROCEPHALUS//IDIOPATHIC NORMAL PRESSURE HYDROCEPHALUS
8 141 ANESTHESIOLOGY//BUPIVACAINE//REGIONAL ANESTHESIA AND PAIN MEDICINE
9 275 TRAUMATIC BRAIN INJURY//CONCUSSION//HEAD INJURY
10 2793 SPINAL EPIDURAL ABSCESS//SPONDYLODISCITIS//DIFFUSE IDIOPATHIC SKELETAL HYPEROSTOSIS

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