Table 1.

Diagnostic Accuracy and Reliability Studies of that Sharp-Purser Test.

Author and Year	Study Type	Subjects	Age	Sex	Setting	Imaging Reference Standard	Complications with use of Test
Forrester and Barlas 1999[19]	Reliability and validity study cross sectional design	31 patients with RA	Mean age 57.5 years; range 29–24 yrs; mean duration of RA was 15 yrs	21 women, 10 men	Physical therapy practice	Radiographs	No
Cattrysse 1997[3]	Reliability study	4 examiners and 11 children with Down’s Syndrome	Mean age of 9 yrs; age range from 5–14 yrs	Sex of subjects unknown; sex of examiners is 50% male/female	Physical therapy practice	Radiographs	No
Montemerani 1994[28]	Incidence study with cross-sectional design	183 subjects with RA	Mean age ± SD: 33.35 ± 14.72	36 males; 147 females	Physician practice	Radiographs/CT scan	No
Katayama 1990[25]	Validity study with cross-sectional design	104 subjects with RA	Mean age of 53.3 yrs; age range 28 to 76 yrs	25 males; 79 females	Physician practice	Radiographs/CT scan	No
Stevens 1971[12]	Incidence study with cross-sectional design	100 subjects with RA	Mean age of 54.2 yrs; age range from 21–75 yrs	27 males; 73 females	Physician practice	Radiographs	No
Mathews 1969[13]	Incidence study with case-control study design	76 subjects with RA; 28 healthy control subjects	Under 50 yrs: 18 50–59 yrs: 24 60–69 yrs: 24 Over 70 yrs: 10	26 males; 50 females	Physician practice	Radiographs	No
Uitvlugt 1988[20]	Validity study with cross-sectional design	123 subjects with RA	NR	NR	Physician practice	Radiographs	No

Yrs: years; RA: rheumatoid arthritis; SD: standard deviation; CT scan: computed tomography scan; NR: not reported