PT - JOURNAL ARTICLE AU - Iain C. Gilchrist TI - Different groups of patients with low back pain DP - 1983 Jul 01 TA - The Journal of the Royal College of General Practitioners PG - 420--423 VI - 33 IP - 252 4099 - http://bjgp.org/content/33/252/420.short 4100 - http://bjgp.org/content/33/252/420.full SO - J R Coll Gen Pract1983 Jul 01; 33 AB - A method of distinguishing between three categories of patients with low back pain as seen in general practice is described. It was found that the main discriminatory factors were based on restricted movement and on a past history of psychiatric illness. The experimental findings are discussed and compared with previous published works.