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. Author manuscript; available in PMC: 2014 Aug 1.
Published in final edited form as: Am J Ophthalmol. 2013 Apr 17;156(2):362–369. doi: 10.1016/j.ajo.2013.03.005

Table 2.

Baseline Characteristics of Glaucoma Patients (n = 206) in a County Hospital Population, by Adherence to Follow-Up Recommendations

Characteristic Follow-Up Adherent Individuals (n=83) Follow-Up Non-Adherent Individuals (n=123) Unadjusted OR for Poor Follow-Up Adherence (95% CI) P value

Age, mean (SD) 62.2 (9.7) 62.4 (9.4) 0.90

Gender
 Female 46 (55.4) 78 (63.4) 1 [Reference] NA
 Male 37 (44.6) 45 (36.6) 0.72 (.41–1.27) 0.25

Race/Ethnicity
 White 10 (12.0) 14 (11.4) 1 [Reference] NA
 Black 11 (13.3) 30 (24.4) 1.95 (0.67–5.66) 0.28
 Latino 26 (31.3) 36 (29.3) 0.99 (0.38–2.57) 1.00
 Asian 36 (43.4) 43 (35.0) 0.85 (0.34–2.15) 0.82

Education Levela
 Low 30 (36.1) 42 (34.1) 1 [Reference] NA
 Medium 27 (32.5) 38 (30.9) 1.00 (0.51–1.99) 0.99
 High 26 (31.3) 43 (35.0) 1.18 (0.60–2.32) 0.63

Disease Severity
 Mild 42 (50.6) 42 (34.1) 1 [Reference] NA
 Moderate 16 (19.2) 14 (11.4) 0.88 (0.38–2.02) 0.75
 Severe 25 (30.1) 67 (54.5) 2.68 (1.43–5.02) 0.002

Years with a glaucoma diagnosis, mean (SD) 5.44 (5.5) 6.12 (6.20) 0.42

Glaucoma surgical history
 Laser surgery treatment 13 (15.7) 20 (16.3) 1 [Reference] NA
 No interventional treatment 70 (84.3) 103 (83.7) 0.96 (0.45–2.05) 0.91

Glaucoma medications
 No 16 (19.2) 33 (26.8) 1 [Reference] NA
 Yes 67 (80.7) 90 (73.2) 1.54 (0.78–3.02) 0.21

Employment Status
 Employed 24 (28.9) 44 (35.8) 1 [Reference] NA
 Not working/retired/unemployed/laid off 59 (71.1) 79 (64.2) 0.73 (0.40–1.33) 0.31

Health insurance status
 Government coverage (Medicare, MediCal, SF Health Plan) 82 (98.8) 117 (95.1) 1 [Reference] NA
 Private 1 (1.2) 4 (3.3) 2.80 (0.31–25.54) 0.36
 No Insurance 0 (0) 2 (1.6) 1.13E +09 1.0

Size of Household, mean (SD), y
 Single 23 (27.7) 37 (30.1) 1 [Reference] NA
 Two 33 (39.8) 31 (25.2) 0.58 (0.29–1.19) 0.14
 Three or more 24 (28.9) 49 (39.8) 1.27 (0.62–2.59) 0.51
 Did not answer 3 (3.6) 6 (4.9) 1.24 (0.28–5.46) 0.77

Comorbid Conditions
 Diabetes (yes vs. no) 36 (43.3) 52 (42.3) 0.96 (0.55–1.68) 0.88
 Hypertension (yes vs. no) 50 (60.2) 71 (57.7) 0.90 (0.51–1.59) 0.72
 Arthritis (yes vs. no) 22 (26.5) 27 (22.0) 0.78 (0.41–1.49) 0.45
 Cardiovascular Disease (yes vs. no) 18 (21.7) 16 (13.0) 0.54 (0.26–1.13) 0.10
 Asthma (yes vs. no) 5 (6.0) 8 (6.5) 1.09 (0.34–3.44) 0.89
 Hypercholesteremia (yes vs. no) 33 (39.8) 56 (45.5) 1.27 (0.72–2.23) 0.41
a

Low: no formal education beyond primary school; medium: secondary school education or equivalent certification; high: undergraduate university or community college coursework

CI = confidence interval

OR = odds ratio

SD = standard deviation