INTEREXAMINER RELIABILITY AND DISCRIMINANT VALIDITY OF INCLINOMETRIC MEASUREMENT OF LUMBAR ROTATION IN CHRONIC LOW-BACK-PAIN PATIENTS AND SUBJECTS WITHOUT LOW-BACK-PAIN

被引:23
作者
BOLINE, PD
KEATING, JC
HAAS, M
ANDERSON, AV
机构
[1] Northwestern College of Chiropractic, Bloomington, MN
[2] Palmer College of Chiropractic/West, Sunnyvale, CA
[3] Western States Chiropractic College, Portland, OR
[4] Pain Assessment and Rehabilitation Center, Edina, MN
关键词
LUMBAR ROTATION; INCLINOMETER; INTEREXAMINER RELIABILITY;
D O I
10.1097/00007632-199203000-00015
中图分类号
R74 [神经病学与精神病学];
学科分类号
摘要
The interexaminer reliability of an inclinometer procedure to measure lumbar rotation was evaluated by two chiropractic clinicians who examined 25 chronic (> 6 months) low-back pain patients and 25 subjects without low-back pain. These groups were compared for differences in mean left, right, and total rotation. Patients who had lumbar spinal surgery were excluded. Twenty-eight men and 22 women, ranging in age from 28-38 years, were evaluated. Reliability between examiners was evaluated by Pearson's correlation coefficient and the intraclass correlation coefficient. All coefficients were significant (P < 0.01). Errors in prediction and examiner disagreement were evaluated by the standard error of estimate and the interexaminer measurement error. The standard errors of estimate (range: 1.4-4.4) and the interexaminer measurement errors (range: 3.8-10.4) were large compared to the scale of measurement. An analysis of variance of differences between the chronic low-back pain patients and asymptomatics revealed significantly more left rotation in the asymptomatic subjects (F = 8.4; df = 1; P < 0.006). Also, there was significantly more total rotation in the asymptomatic subjects (F = 4.143; df = 1; P < 0.048). However, because of the large error attributed to this procedure, it is not possible to say whether the difference between the two groups is a result of the large error or some "real" difference. Therefore, the procedure described in this study should not be used as a clinical outcome measure.
引用
收藏
页码:335 / 338
页数:4
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