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. 2024 Mar 11;19(3):e0299799. doi: 10.1371/journal.pone.0299799

Table 1. Demographic characteristics by intervention condition at baseline.

Characteristics Patients Families and friends
Total
(n = 23)
FAMILY
(n = 11)
Control
(n = 12)
Testa
p-value
Total
(n = 23)
FAMILY
(n = 11)
Control
(n = 12)
Testa
p-value
Age in years, M (SD) 56.22 (9.44) 55.45 (11.45) 56.92 (7.62) 0.725 54.62 (11.18) 48.18 (11.04) 61.7 (5.98) 0.003
Gender, n (%) 1 0.525
    Female 11 (47.83) 5 (45.45) 6 (50.00) 12 (52.17) 7 (63.60) 5 (41.70)
    Male 12 (52.17) 6 (54.50) 6 (50.00) 11 (47.83) 4 (36.40) 7 (58.30)
Marital status, n (%) 0.014 1
    Currently married or living as married 18 (78.26) 6 (54.50) 12 (100.00) 21 (91.30) 10 (90.90) 11 (91.70)
    Currently not married 5 (21.74) 5 (45.50) 0 (0.00) 2 (8.70) 1 (9.10) 1 (8.30)
Education, n (%) 0.208 0.175
    Never attended school or only attended kindergarten 1 (4.35) 0 (0.00) 1 (8.30)
    Elementary 10 (43.48) 4 (36.40) 6 (50.00) 7 (30.43) 3 (27.30) 4 (33.30)
    Some high school 2 (8.70) 0 (0.00) 2 (16.70) 1 (4.35) 0 (0.00) 1 (8.30)
    High school graduate 3 (13.04) 1 (9.10) 2 (16.70) 8 (34.78) 2 (18.20) 6 (50.00)
    Some college or technical school 4 (17.39) 3 (27.30) 1 (8.30) 3 (13.04) 2 (18.20) 1 (8.30)
    College graduate 3 (13.04) 3 (27.30) 0 (0.00) 3 (13.04) 3 (27.30) 0 (0.00)
    Refused to answer 1 (4.35) 1 (9.10) 0 (0.00)
Annual household income, n (%) 0.348 0.077
    <US $25,000 15 (65.22) 6 (54.50) 9 (75.00) 12 (52.17) 3 (27.30) 9 (75.00)
    US $25,000-US $55,000 5 (21.74) 2 (18.20) 3 (25.00) 7 (30.43) 4 (36.40) 3 (25.00)
    US $55,000 2 (8.70) 2 (18.20) 0 (0.00) 2 (8.70) 2 (18.20) 0 (0.00)
    Declined to answer or don’t know 1 (4.35) 1 (9.10) 0 (0.00) 2 (8.70) 2 (18.20) 0 (0.00)
Employment status, n (%) 0.807 0.094
    Employed full time 5 (21.74) 2 (18.20) 3 (25.00) 4 (17.39) 3 (27.30) 1 (8.30)
    Part-time (one job) 4 (17.39) 1 (9.10) 3 (25.00) 5 (21.74) 3 (27.30) 2 (16.70)
    Self-employed 1 (4.35) 1 (9.10) 0 (0.00) 2 (8.70) 1 (9.10) 1 (8.30)
    Not employed, not working 5 (21.74) 3 (27.30) 2 (16.70) 5 (21.74) 3 (27.30) 2 (16.70)
    Retired 8 (34.78) 4 (36.40) 4 (33.30) 6 (26.09) 0 (0.00) 6 (50.00)
Foreign born, n (%) 23 (100.00) 11 (100.00) 12 (100.00) 1 23 (100.00) 11 (100.00) 12 (100.00) 1
English proficiency, n (%) 0.236 0.489
    Very well 1 (4.35) 1 (9.10) 0 (0.00) 1 (4.35) 1 (9.10) 0 (0.00)
    Well 2 (8.70) 2 (18.20) 0 (0.00) 2 (8.70) 0 (0.00) 2 (16.70)
    Not well 12 (52.17) 4 (36.40) 8 (66.70) 13 (56.52) 7 (63.60) 6 (50.00)
    Not at all 8 (34.78) 4 (36.40) 4 (33.30) 6 (26.09) 2 (18.20) 4 (33.30)
Duration of residency in years, M (SD) 20.37 (11.91) 18.00 (10.89) 22.54 (12.85) 0.370 15.00 (7.75, 30.00) 10.00 (7.00, 11.00) 22.50 (15.00, 30.00) 0.112
Relationship to patients, n (%) - 0.105
    Spouse - - - - 17 (73.91) 6 (54.50) 11 (91.70)
    Adult Children - - - - 3 (13.04) 3 (27.30) 0 (0.00)
    Others (siblings & aids) - - - - 3 (13.04) 2 (18.20) 1 (8.30)
Hemoglobin a1c, Median (Q1, Q3) 7.70 (7.20, 8.65) 7.70 (7.35, 8.90) 7.75 (7.10, 8.53) 0.711 - - - -
Weight (lbs.), M (SD) for patients/Median (Q1, Q3)for families and friends 158.65 (25.27) 157.27 (22.91) 159.92 (28.21) 0.807 144.00 (130.50, 159.00) 144.50 (130.00, 158.50) 144.00 (136.50, 162.00) 0.947

Note. normal data is summarized using M(SD), non-normal data is summarized using Median (Q1, Q3). aTwo sample t-test for continuous variables; Wilcoxon rank sum test for non-normal data; Fisher exact test for categorical variables. Significance is set at p < 0.05 and is in bold.