Table 1: Descriptive characteristics of sample, ages 60 years and older with unilateral or bilateral knee osteoarthritis, randomly selected from 47 eligible participants with complete records means, range and percentage distribution of key variables (N=17).

Variables Value
AGE (Years)
  Range
  Mean ± SD
60-84
70.8±7.5
RACE
  Caucasian
  Non-Hispanic Black
  Hispanic		 82% (N=14)
12% (N=2)
6% (N=1)
BODY MASS INDEX (h.w-2)(BMI)
  Range
  Mean+SD
23.5-33.2
27.9±2.9
WEIGHT CATEGORY
  % Normal weight (BMI 20-24.99)
  % Overweight (BMI 25-29.9)
  % Obese (BMI 30>)		 18% (N=3)
53% (N=9)
29% (N=5)
DISEASE DURATION (range 5-50 Years)
  3-5
  6-10
  11-15
  > 20		 29% (N=5)
35% (N=6)
24% (N=4)
12% (N=2)
MARITAL STATUS
  Never married
  Married
  Widowed
  Divorced		 12% (N=2)
12% (N=2)
41% (N=7)
35% (N=6)
EDUCATION LEVEL
  <High school
  High school
  Some College
  Graduate School
6% (N=1)
24% (N=4)
29% (N=5)
41% (N=7)
MORBIDITY COUNT  Range  Mean+SD 0-41+1.1
ARTHRITIS IMPACT MEASUREMENT SCORE
(Range 0-10; Doing Very Well-Doing Very Poorly)
  Range
  Mean ± SD

  Doing Very Well
  Doing Well,
  Doing Fair
  Doing Poorly		 0-7.5
3.8±2.5

18% (N=3)
29% (N=5)
35% (N=6)
18% (N=3)
PAIN
Visual Analogue(0-10)
  Range
Mean ± SD

AIMS Pain

Scale (0-10) Range

1.0-10.0
4.6±3.1



2.0-8.0
4.6±1.8
CES-D (0-60)
Mean ± SD
9.7 ± 7.04
WALKING ABILITY
Six Minute Walking Distance (m)
Range
Mean ± SD
Self-Paced Velocity (m.min-1) Range Mean ± SD		 199-567
350(119.8)
15.0-74.2
48.9 ± 15.6
SELF-EFFICACY ( 10-100)
Self-efficacy for Pain
Range
Mean ± SD

Self-efficacy for SymptomManagement
Range
Mean ± SD		 34-100
72.3 ± 4.5
43-100
76.2 ± 4.9