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Table 2 Percentage of Mississippi adults with no known major risk factors for cardiovascular disease by sociodemographics characteristics, Mississippi Behavioral Risk factor Surveillance System, 2001 and 2009

From: Decreasing prevalence of no known major risk factors for cardiovascular disease among Mississippi adults, Mississippi Behavioral Risk Factor Surveillance System, 2001 and 2009

  2001 N = 459 2009 N = 1,187 % difference 95% CI % relative changeb p-valuec
n %a n %
Overall 459 (17.3) 1,187 (14.5) −2.8 (−4.82,−0.7) 16.2 0.0091
Age group (years)
 18–24 51 (24.5) 52 (23.8) −0.7 (−10.4,8.9) 2.9 0.8786
 25–44 213 (20.3) 358 (16.9) −3.3 (−6.7,0.1) 16.3 0.535
 45–64 142 (15.0) 480 (11.3) −3.7 (−6.49,−0.9) 24.7 0.0089
  ≥ 65 49 (8.5) 293 (7.3) −1.2 (−3.9,1.4) 14.1 0.3672
Race
 White 340 (18.8) 943 (17.1) −1.6 (−4.3,1.0) 8.5 0.2275
 Black 96 (13.2) 190 (8.9) −4.3 (−7.5,−1.1) 32.6 0.008
Gender
 Female 269 (16.8) 792 (15.4) −1.5 (−4.1,1.2) 8.9 0.2804
 Male 190 (17.9) 395 (13.5) −4.4 (−7.5,−1.2) 24.6 0.0073
Education level
  < High school 28 (6.7) 71 (4.6) −2.2 (−5.7,1.3) 32.8 0.2185
 High school or equivalent 118 (13.8) 271 (10.7) −3.1 (−6.6,0.4) 22.5 0.0865
 Some college 119 (17.5) 345 (14.2) −3.3 (−7.1,0.5) 18.9 0.0857
 College graduate 194 (30.8) 500 (25.2) −5.6 (−11.1,0.0) 18.2 0.0483
Annual house income level ($)
  < 20,000 46 (6.4) 154 (6.9) 0.5 (−2.6,3.5) −7.8 0.7605
 20,000–34,999 112 (16.9) 195 (11.6) −5.3 (−9.5,−1.0) 31.4 0.0147
 35,000–49,999 87 (23.3) 143 (15.2) −8.1 (−14.5,−1.7) 34.8 0.0135
  ≥ 50,000 153 (28.5) 543 (22.8) −5.7 (−11.6,0.2) 20.0 0.0597
 No answer 61 (13.5) 152 (10.7) −2.8 (−7.4,1.7) 20.7 0.2239
Health insurance
 Yes 412 (20.0) 1,085 (17.1) −2.9 (−5.5,−0.4) 14.5 0.0229
 No 43 (6.8) 101 (6.7) −0.1 (−3.1,3.0) 1.5 0.9776
  1. CI confidence interval
  2. aPercentages are weighted to state population estimates and age-adjusted (except those by age group) to the 2000 U.S. standard population
  3. bCalculated by dividing the percentage difference between 2001 and 2009 by the percentage in 2001
  4. cDetermined by t-test