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. Author manuscript; available in PMC: 2013 Jan 3.
Published in final edited form as: Arch Ophthalmol. 2011 Dec;129(12):1592–1598. doi: 10.1001/archophthalmol.2011.190

Table 2.

Comparison of demographic and other variables by intervention groups

Tailored
No. (%)
Targeted
No. (%)
Total
%
χ2 value (P-value)
Age
    65–69 65 (39.6) 70 (42.4) 41.0
    70–79 72 (43.9) 75 (45.5) 44.7
    ≥ 80 27 (16.5) 20 (12.1) 14.3 1.12 (0.29)
Gender
    male 43 (26.2) 57 (34.6) 30.4
    female 121 (73.8) 108(65.4) 69.6 2.70 (0.10)
Education
    < h.s. 66 (40.5) 76 (46.1) 43.3
    h.s. grad 56 (34.4) 49 (29.7) 32.0
    some college 27 (16.6) 27 (16.4) 16.5
    college grad 14 (8.6)   13 (7.9)   8.2 0.46 (0.50)
Incomea
    < $20,000 110 (79.7) 107 (73.3) 76.4
    $20,000–29,999 16 (11.6) 25 (17.1) 14.4
    ≥ $30,000 12 (8.7)   14 (9.6)   9.2 1.23 (0.27)
General health
    excellent 20 (12.2) 25 (15.2) 13.7
    good 84 (51.2) 86 (52.1) 51.7
    fair 55 (33.5) 49 (29.7) 31.6
    poor 5 (3.1)   5 (3.0)   3.0 0.74 (0.39)
Preventive care
      0 10 (6.1)   10 (6.1)   6.1
      1 29 (17.7) 36 (21.8) 19.8
      2 75 (45.7) 71 (43.0) 44.4
      3 50 (30.5) 48 (29.1) 29.8 0.33 (0.56)
Has glaucoma
    yes 11 (6.7)   19 (11.6) 9.2
    no 153 (93.3) 145 (88.4) 90.8 2.35 (0.12)
Has diabetes
    yes 39 (23.9) 33 (20.0) 22.0
    no 124 (76.1) 132 (80.0) 78.0 0.74 (0.39)
Has retinopathy
    yes 3 (7.7)   8 (25.0) 15.5
    no 36 (92.3) 24 (75.0) 84.5 FETb (0.06)
Last DFE
    < 5 years 74 (46.5) 79 (48.8) 47.7
    > 5 years 49 (30.8) 47 (29.0) 29.1
      never 36 (22.6) 36 (22.2) 22.4 0.09 (0.77)
Literacy score
    adequate 60 (36.8) 61 (37.0) 36.9
    poor 103 (63.2) 104 (63.0) 63.1 0.00 (0.98)
Read newsletter
    yes 85 (51.8) 78 (47.3) 49.5
    no 79 (48.2) 87 (52.7) 50.5 0.68 (0.41)
Behavioral intention
    1-never thought about 27 (16.5) 20 (12.1) 14.3
    2-decided no 3 (1.8)   4 (2.4)   2.1
    3-still deciding 20 (12.2) 38 (23.0) 17.6
    4-plan in 6 months 40 (24.4) 42 (25.4) 24.9
    5-plan in 1 month 74 (45.1) 61 (37.0) 41.0 8.07 (0.09)
a

excludes 45 people who refused to answer or were not sure

b

Fisher’s exact test