Skip to main content

Table 1 Characteristics of women in the Lupus Outcomes Study (LOS) and the California Health Interview Survey (CHIS)

From: Provision of preventive health care in systemic lupus erythematosus: data from a large observational cohort study

Characteristic LOS N = 685 CHIS N = 18,013 CHIS, with chronic conditions* N = 4,515
Sociodemographics    
Age, mean (SD) 50.1 (12) 44.0 (16) 48.7 (28)
Race/Ethnicity, n (%)    
   Caucasian 468 (68) 13,544 (63) 3,464 (66)
   Non-caucasian 217 (32) 4,469 (37) 1,051 (34)
Education, n (%)    
   <High school or High school graduate 95 (14) 4,810 (32) 1,384 (36)
   Some college 322 (47) 5,522 (29) 1,535 (32)
   College 268 (39) 7,681 (39) 1,596 (33)
Below Poverty, n (%)    
   No 602 (88) 4,068 (90) 16,812 (92)
   Yes 83 (12) 447 (10) 1,201(8)
Health Care Access    
Insurance, n (%)    
   Medicaid 33 (6) 849 (5) 338 (7)
   Medicare 260 (38) 2,012 (7) 774 (13)
   Private/Employer 392 (57) 15,152 (88) 3,403 (81)
Insurance category, n (%)    
   HMO and public insurance (Medicare or Medicaid) 61 (9) 230 (2) 68 (2)
   HMO and private insurance 153 (22) 7,967 (52) 1,743 (47)
   No HMO and public insurance (Medicare or Medicaid) 235 (34) 2,631 (10) 1,044 (17)
   No HMO and private 242 (35) 7,185 (37) 1,660 (34)
Physicians    
   Generalist involved in health care, n (%) 557 (81)   
   Rheumatologist involved in health care, n (%) 573 (84)   
   Total number of physician visits in one year, mean (SD) 16.0 (10.4)   
Health status    
   SLAQ score, mean (SD) 13.0 (8)   
   SF-36 Physical Function, mean (SD) 57.7 (29)   
Contextual Factor    
Neighborhood Poverty, n (%)    
   No 627 (92)   
   Yes 58 (8)   
  1. *Chronic conditions examined in CHIS include self-reported diabetes mellitus, asthma or heart disease.
  2. Abbreviations: LOS, Lupus Outcomes Study; CHIS, California Health Interview Survey; HS, high school; SLAQ, Systemic Lupus Activity Questionnaire; SF-36, Short-Form 36 Health Survey; HMO, health maintenance organization.