Research Article

Effectiveness of the Chronic Care Model in Type 2 Diabetes Management in a Community Health Service Center in China: A Group Randomized Experimental Study

Table 1

Characteristics of the study participants at the baseline in a 9-month group randomized experimental study in China, 2009-2010.
(a)

CharacteristicsIntervention ()Control () value

Age (years)0.05
GenderMale56 (41.8)54 (43.5)0.78
Female78 (58.2)70 (56.5)
Marital statusSingle or divorced2 (1.5)4 (3.2)0.01
Married or cohabiting103 (76.9)109 (87.9)
Widowed29 (21.6)11 (8.9)
Educational levelIlliterate10 (7.5)16 (12.9)0.42
Elementary school44 (32.8)35 (28.2)
Junior middle school44 (32.8)47 (37.9)
High school23 (17.2)18 (14.5)
College or university13 (9.7)8 (6.5)
Household incomes (Yuan, $1US = 6.7 Yuan)<60000110 (82.1)100 (81.5)0.33
≥60000, <20000024 (17.9)21 (16.9)
≥2000000 (0)2 (1.6)
Employment statusEmployee/self-employed6 (4.5)3 (2.4)0.31
Retirement125 (94.0)116 (93.5)
Housework2 (1.5)5 (4.0)
Diabetes duration (years)1–538 (28.4%)21 (16.9%)0.03
≥596 (71.6%)103 (83.1%)
Diabetes medicationNone13 (9.7%)14 (11.3%)0.31
Oral agents102 (76.1%)97 (78.2%)
Insulin13 (9.7%)5 (4.0%)
Oral agents and insulin6 (4.5%)8 (6.5%)
Diagnosis of other chronic diseaseYes13 (9.7%)33 (26.6%)<0.001
No104 (77.6%)86 (69.4%)
Unknown17 (12.7%)5 (4.0%)
Health behaviors
Frequent smokerYes9 (6.7)6 (4.8)0.52
No125 (93.3)118 (93.5)
Frequent drinkerYes10 (7.5)10 (8.1)0.86
No124 (92.5)114 (91.9)
Frequent ExerciseYes110 (82.7)95 (76.6)0.22
No23 (17.3)29 (23.4)
Light dietYes84 (62.7)106 (85.5)<0.001
No50 (37.3)18 (14.5)
Clinical outcomes
BMI (kg/m2)0.76
WC (cm)0.35
FBG (mmol/L)0.26
HbA1c (%)0.19
SBP (mmHg)0.20
DBP (mmHg)0.18
Total cholesterol (mmol/L)0.88
HDL-c (mmol/L)0.81
LDL-c (mmol/L)0.70
Triglyceride (mmol/L)0.71

Data are presented as (%) or ; values based on independent sample -test for continuous variables and chi-square test for categorical variables to examine differences between the two groups (, ). BMI: body mass index; WC: waist circumference; FBG: fasting blood glucose; HbA1c: glycosylated hemoglobin A1c; SBP: systolic blood pressure; DBP: diastolic blood pressure; HDL-c: high-density lipoprotein cholesterol; LDL-c: low-density lipoprotein cholesterol.
(b)

CharacteristicsIntervention ()Control () value

SF-36 scores
PF0.99
RP0.11
BP0.08
GH0.99
VT0.85
SF<0.001
RE0.018
MH0.61
PCS0.48
MCS0.08

Data are presented as ; values based on independent sample -test for continuous variables to examine differences between the two groups (, ). SF-36: the Short Form 36; PF: physical functioning; RP: role limitations due to physical problems; BP: bodily pain; GH: general health; VT: vitality; SF: social functioning; RE: role limitations due to emotional problems; MH: mental health; PCS: physical component summary; MCS: mental component summary.