Article Figures & Data
Tables
- Table 1.
Demographic and clinical status measures at presentation of patients with RA during 1980–2004 in 1892 patients in Jyväskylä, Finland, and 738 patients in Nashville, TN, USA.
Feature Jyväskylä Nashville N = 1892 No. Patients Tested N = 738 No. Patients Tested Demographic measures Age, yrs, mean (SD) 55 (16) 1892 54 (14) 738 No. females, % 67 1892 70 738 Race Caucasian, % 100 1892 86 736 Clinical measures Duration of disease < 1 yr, % 72 1778 24 729 Duration of disease, median (IQR) 6 (3, 12) months 1778 3.3 (0.9, 11) years 729 Functional disability score on HAQ/MHAQ (0–3) 0.88 (0.38, 1.38) 1083 0.87 (0.38, 1.25) 730 Rheumatoid factor, % positive 62 1874 63 292 Hemoglobin, g/l 131 (122, 140) 1853 133 (122, 142) 437 ESR, mm/h Median (IQR): all patients 30 (16, 49) 1892 30 (15, 45) 478 Median (IQR): women 30 (17, 50) 1267 30 (15, 47) 341 Median (IQR): men 31 (16, 49) 625 27 (12, 43) 137 ESR < 28 mm/h, % 45 1892 47 478 < 30 mm/h for women; < 20 for men All patients, % 43 1892 45 478 Women, % 49 1267 48 341 Men, % 32 625 37 137 ≤ 20 mm/h for women; ≤ 10 for men All patients, % 25 1892 30 143 Women, % 31 1267 33 341 Men, % 14 625 21 137 C-reactive protein, mg/l Median (IQR) 12 (3, 34) 1749 6 (3, 20) 175 C-reactive protein < 10 mg/l, % 44 1749 58 175 -
CRP: C-reactive protein; ESR: erythrocyte sedimentation rate; HAQ: Health Assessment Questionnaire; IQR: interquartile range; MHAQ: Multidimensional Health Assessment Questionnaire.
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Jyväskylä Nashville Median Mean No. of Patients Median Mean No. of Patients ESR, mm/h 1980–1984 35 40 219 32 39 108 1985–1989 31 36 305 31 35 123 1990–1994 33 39 363 31 37 90 1996–2000 29 29 508 26 31 73 2000–2004 28 34 497 28 28 84 Total 30 36 1892 30 35 478 CRP, mg/l 1980–1984 21 31 142 NA NA 0 1985–1989 14 5 280 NA NA 0 1990–1994 15 27 343 7 21 23 1996–2000 9 22 494 6 17 68 2000–2004 11 24 480 6 18 77 Total 12 25 1749 6 18 168 - Table 3.
Number (%) at presentation of patients with RA with ESR < or ≥ 28 mm/h in Jyväskylä and in Nashville compared to CRP < or ≥ 10. N = 1744 patients in Jyväskylä; N = 170 patients in Nashville. Data in parentheses are percentages.
CRP Jyväskylä ESR Total ≥ 28 mm/h < 28 mm/h ≥ 10 mg/l 775 (44) 202 (12) 977 (56) < 10 mg/l 199 (11) 568 (33) 767 (44) Total 974 (56) 770 (44) 1744 (100) CRP Nashville ESR Total ≥ 28 mm/h < 28 mm/h ≥ 10 mg/l 48 (28) 22 (13) 70 (41) < 10 mg/l 29 (17) 71 (42) 100 (59) Total 77 (45) 93 (55) 170 (100)
In this issue
Erythrocyte Sedimentation Rate, C-Reactive Protein, or Rheumatoid Factor Are Normal at Presentation in 35%–45% of Patients with Rheumatoid Arthritis Seen Between 1980 and 2004: Analyses from Finland and the United States
