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. Author manuscript; available in PMC: 2016 Apr 1.
Published in final edited form as: J Acad Nutr Diet. 2015 Jan 8;115(4):537–550.e2. doi: 10.1016/j.jand.2014.10.020

Table 1.

Demographic Characteristics of Randomized Participants in Vivamos Activos Fair Oaks Study by Randomized Arm (n=207)

Characteristics All
(N=207)
CMa
(N=84)
CM+CHWb
(N=82)
UCc
(N=41)
p valued
Gender, n (%)
Male 48 (23.2) 20 (23.8) 19 (23.2) 9 (22.0) 0.97
Female 159 (76.8) 64 (76.2) 63 (76.8) 32 (78.0)
Age, mean (SD), (years) 47.1 (11.1) 47.9 (11.9) 46.0 (10.7) 47.6 (10.5) 0.50
Schooling, n (%)
Eighth grade or less 140 (67.6) 59 (70.2) 50 (61.0) 31 (75.6) 0.45
Some high school 24 (11.6) 10 (11.9) 10 (12.2) 4 (9.8)
High school or more 43 (20.8) 15 (17.9) 22 (26.8) 6 (14.6)
Employment Status, n (%)
Employed 97 (46.9) 38 (45.2) 38 (46.3) 21 (51.2) 0.87
Unemployed 21 (10.1) 7 (8.3) 10 (12.2) 4 (9.8)
Not working 89 (43.0) 39 (46.4) 34 (41.5) 16 (39)
Annual Income, n (%)
< $10,000 58 (28.0) 25 (29.8) 22 (26.8) 11 (26.8)
$10,000 - $20,000 92 (44.4) 39 (46.4) 34 (41.5) 19 (46.3) 0.84
> $20,000 56 (27.1) 19 (22.6) 26 (31.7) 11 (26.8)
Country of Birth, n (%)
Mexico 159 (76.8) 62 (75.6) 66 (78.6) 31 (75.6) 0.88
Other 48 (23.2) 20 (24.4) 18 (21.4) 10 (24.4)
Years in US, mean (SD) 16.5 (9.7) 17.2 (10.9) 16.0 (9.5) 15.9 (7.1) 0.69
Diabetes Mellitus Type 2, n (%) 89 (43.0) 37 (44.0) 34 (41.5) 18 (43.9) 0.94
Depressed (CESDe >9), n (%) 65 (31.4) 30 (35.7) 26 (31.7) 9 (22.0) 0.30
Obesity Related Impairment,f n (%)
Mild 116 (56.0) 54 (64.3) 39 (47.6) 23 (56.1) 0.17
Moderate 30 (14.5) 10 (11.9) 12 (14.6) 8 (19.5)
Severe 61 (29.5) 20 (23.8) 31 (37.8) 10 (24.4)
Self-Perceived Health,g n (%)
Very good 22 (10.6) 6 (7.1) 11 (13.4) 5 (12.2) 0.03*
Good 85 (41.1) 30 (35.7) 42 (51.2) 13 (31.7)
Fair 79 (38.2) 42 (50.0) 20 (24.4) 17 (41.5)
Poor 21 (10.1) 6 (7.1) 9 (11) 6 (14.6)
Food Security,h n(%)
Food Secure 101 (48.8) 42 (50.0) 42 (51.2) 17 (41.5) 0.33
Low food Security 80 (38.6) 32 (38.1) 27 (32.9) 21 (51.2)
Very low food Security 26 (12.6) 10 (11.9) 13 (15.9) 3 (7.3)
Clinical Characteristics
BMI, mean (SD) 35.6 (5.3) 36.0 (5.7) 35.5 (5.1) 34.9 (4.4) 0.50
Weight, mean (SD), (lbs) 196.8 (35.8) 196.8 (35.1) 196.8 (35.1) 195.4 (33.4) 0.95
Height, mean (SD), (cm) 62.3 (3.1) 62.0 (3.2) 62.5 (3.0) 62.6 (3.1) 0.49
Systolic BP, mean (SD), (mmHg) 115.2 (13.0) 114.5 (13.0) 114.8 (12.7) 117.2 (13.9) 0.52
Diastolic BP, mean (SD),(mmHg) 73.6 (7.6) 73.0 (7.6) 74.1 (7.2) 73.8 (8.6) 0.66
LDL cholesterol, (mg/dL) 104.9 (34.9) 100.6 (30.8) 107.8 (39.2) 107.8 (33.5) 0.36
HDL cholesterol, (mg/dL) 45.6 (10.8) 44.3 (12.7) 47.2 (9.4) 44.9 (8.9) 0.22
TRG, mean (SD), (mg/dL) 164.3 (99.5) 175.4 (127.5) 147.1 (70.1) 176.2 (79.6) 0.13
Total Cholesterol, mean (SD), (mg/dL) 181.6 (42.0) 178.5 (38.7) 181.6 (46) 188.0 (40.4) 0.50
Fasting glucose, mean (SD), (mg/dL) 113.4 (33.3) 116.6 (37.5) 111.9 (31.7) 110.0 (26.5) 0.51
%HbA1c, mean (SD) 6.5 (1.4) 6.5 (1.3) 6.4 (1.6) 6.4 (1.3) 0.89
CRP,i mean (SD), (mg/dL) 0.7 (0.5) 0.6 (0.3) 0.8 (0.6) 0.6 (0.3) 0.14
*

Significance at p < 0.05,

** Significance at p < 0.01,

*** Significance at p < 0.001

a

CM = Case Management arm

b

CM+CHW = Case Management plus Community Health Worker arm

c

UC = Usual Care Control arm

d

Fisher's exact p value as some of the cell values are < 5

e

CESD = Center for Epidemiologic Studies Depression Scale – Iowa 11x4

f

Obesity-Related Problem Scale

g

Self-Rated Health Item from National Health Interview Survey

h

Six-Item Short Form of the U.S. Department of Agriculture Food Security Survey Module (Spanish)

i

C-Reactive Protein