. Author manuscript; available in PMC: 2010 Sep 1.

Published in final edited form as: Ann Rheum Dis. 2010 May 24;69(9):1665–1670. doi: 10.1136/ard.2009.124362

Table 2.

Echocardiographic measurements in RA and non-RA patients

Measurement	RA n	RA (n=244)	Non-RA n	Non-RA^* (n=1448)	p- value
Diastolic dysfunction (any)		76 (31)		449 (26)	0.006
- None		118 (48)		709 (57)
- Mild		56 (23)		261 (15)
- Moderate/severe		20 (8)		188 (11)
- Indeterminate		50 (20)		290 (17)
Left atrial volume index (cc/m²) >28 cc/m²	199	26.0 ± 6.4 60 (30)	1393	22.9 ± 7.2 344 (19)	<0.001 <0.001
Tricuspid regurgitant jet velocity (m/sec)	171	2.43 ± 0.27	932	2.33 ± 0.33	<0.001
E/A ratio	233	1.76 ± 0.59	1420	1.09 ± 0.37	<0.001
E/E’ ratio	237	9.5 ± 4.2	1426	10.2 ± 4.3	0.010
Pulmonary artery pressure (mm Hg)	146	29.7 ± 6.3	932	22.1 ± 5.4	<0.001
LV mass index (g/m²)	200	83.1 ± 15.6	1071	88.3 ± 20.4	0.001
Ejection fraction (%) <50%	244	61.8 ± 6.4 4 (2)	1435	64.8 ± 6.6 35 (2)	<0.001 0.76

All reported percentages are adjusted to the age and sex distribution of the RA patients.

RA = rheumatoid arthritis; LV = left ventricular