Correlation of tibiofemoral joint-space width with the clinico-radiological scoring of knee osteoarthritis – a comparison between anteroposterior and lyon-schuss radiographic views

Background The degree of joint space narrowing measured on radiographs provide a reliable estimate of the extent and severity of Osteoarthritis (OA) of the knee. While the standing antero-posterior (AP) view radiographs have been used traditionally, recent studies suggest that the Lyon-Schuss (LS) v...

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Main Authors: Divesh Jalan, Akshat Gupta, Pushpinder Khera, Suvinay Saxena, Deepak Maley, Abhay Elhence
Format: Article
Language:English
Published: SAGE Publishing 2022-06-01
Series:Journal of Orthopaedics, Trauma and Rehabilitation
Online Access:https://doi.org/10.1177/22104917221080561
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author Divesh Jalan
Akshat Gupta
Pushpinder Khera
Suvinay Saxena
Deepak Maley
Abhay Elhence
author_facet Divesh Jalan
Akshat Gupta
Pushpinder Khera
Suvinay Saxena
Deepak Maley
Abhay Elhence
author_sort Divesh Jalan
collection DOAJ
description Background The degree of joint space narrowing measured on radiographs provide a reliable estimate of the extent and severity of Osteoarthritis (OA) of the knee. While the standing antero-posterior (AP) view radiographs have been used traditionally, recent studies suggest that the Lyon-Schuss (LS) view is able to detect early OA changes better. The present study was, therefore, conducted to make an objective comparison between the two views with respect to their corelation with the patient's clinical and radiological scores. Methods Forty patients (80 knees) were included in this cross-sectional study. Medial as well as lateral tibiofemoral joint space widths (JSW) were measured using vernier callipers on printed, calibrated radiographic images. Knee Society Score (Function) (KSS-F) was used as the clinical outcome measure while Ahlbäck grade was used for determining radiological severity. JSW was correlated with KSS-F and the Ahlbäck grade using Spearman's rho correlation coefficient. Reproducibility of the method was assessed using the intra-class correlation coefficient (ICC). Results Average age of the participants was 60 ± 7.65 (range 50–78) years, with 18 males and 22 females. ICC for intraobserver reliability was 0.97 and for inter-observer reliability, was 0.91 (AP view) and 0.92 (LS view), respectively. Medial JSW measurements taken on the AP view were found to have a significantly higher degree of correlation with both KSS-F and Ahlbäck grade ( p   <  0.05) than those obtained from the LS view. Conclusion Although the LS view may be more sensitive for detecting early OA changes in knee, particularly in the lateral tibiofemoral compartment, the present study shows that AP view correlates better with the patient's overall clinical and radiological profile.
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spelling doaj.art-d34eeb2a0ecf4a3dae249b45337259252023-05-10T08:03:18ZengSAGE PublishingJournal of Orthopaedics, Trauma and Rehabilitation2210-49252022-06-012910.1177/22104917221080561Correlation of tibiofemoral joint-space width with the clinico-radiological scoring of knee osteoarthritis – a comparison between anteroposterior and lyon-schuss radiographic viewsDivesh Jalan0Akshat Gupta1Pushpinder Khera2Suvinay Saxena3Deepak Maley4Abhay Elhence5 Department of Orthopaedics, All India Institute of Medical Sciences, Jodhpur, Rajasthan, 342005, India Department of Orthopaedics, All India Institute of Medical Sciences, Jodhpur, Rajasthan, 342005, India Department of Radiology, All India Institute of Medical Sciences, Jodhpur, Rajasthan, 342005, India Department of Radiology, All India Institute of Medical Sciences, Jodhpur, Rajasthan, 342005, India Department of Orthopaedics, All India Institute of Medical Sciences, Jodhpur, Rajasthan, 342005, India Department of Orthopaedics, All India Institute of Medical Sciences, Jodhpur, Rajasthan, 342005, IndiaBackground The degree of joint space narrowing measured on radiographs provide a reliable estimate of the extent and severity of Osteoarthritis (OA) of the knee. While the standing antero-posterior (AP) view radiographs have been used traditionally, recent studies suggest that the Lyon-Schuss (LS) view is able to detect early OA changes better. The present study was, therefore, conducted to make an objective comparison between the two views with respect to their corelation with the patient's clinical and radiological scores. Methods Forty patients (80 knees) were included in this cross-sectional study. Medial as well as lateral tibiofemoral joint space widths (JSW) were measured using vernier callipers on printed, calibrated radiographic images. Knee Society Score (Function) (KSS-F) was used as the clinical outcome measure while Ahlbäck grade was used for determining radiological severity. JSW was correlated with KSS-F and the Ahlbäck grade using Spearman's rho correlation coefficient. Reproducibility of the method was assessed using the intra-class correlation coefficient (ICC). Results Average age of the participants was 60 ± 7.65 (range 50–78) years, with 18 males and 22 females. ICC for intraobserver reliability was 0.97 and for inter-observer reliability, was 0.91 (AP view) and 0.92 (LS view), respectively. Medial JSW measurements taken on the AP view were found to have a significantly higher degree of correlation with both KSS-F and Ahlbäck grade ( p   <  0.05) than those obtained from the LS view. Conclusion Although the LS view may be more sensitive for detecting early OA changes in knee, particularly in the lateral tibiofemoral compartment, the present study shows that AP view correlates better with the patient's overall clinical and radiological profile.https://doi.org/10.1177/22104917221080561
spellingShingle Divesh Jalan
Akshat Gupta
Pushpinder Khera
Suvinay Saxena
Deepak Maley
Abhay Elhence
Correlation of tibiofemoral joint-space width with the clinico-radiological scoring of knee osteoarthritis – a comparison between anteroposterior and lyon-schuss radiographic views
Journal of Orthopaedics, Trauma and Rehabilitation
title Correlation of tibiofemoral joint-space width with the clinico-radiological scoring of knee osteoarthritis – a comparison between anteroposterior and lyon-schuss radiographic views
title_full Correlation of tibiofemoral joint-space width with the clinico-radiological scoring of knee osteoarthritis – a comparison between anteroposterior and lyon-schuss radiographic views
title_fullStr Correlation of tibiofemoral joint-space width with the clinico-radiological scoring of knee osteoarthritis – a comparison between anteroposterior and lyon-schuss radiographic views
title_full_unstemmed Correlation of tibiofemoral joint-space width with the clinico-radiological scoring of knee osteoarthritis – a comparison between anteroposterior and lyon-schuss radiographic views
title_short Correlation of tibiofemoral joint-space width with the clinico-radiological scoring of knee osteoarthritis – a comparison between anteroposterior and lyon-schuss radiographic views
title_sort correlation of tibiofemoral joint space width with the clinico radiological scoring of knee osteoarthritis a comparison between anteroposterior and lyon schuss radiographic views
url https://doi.org/10.1177/22104917221080561
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