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Table 1 Baseline characteristics of TeamCare

From: Alternation as a form of allocation for quality improvement studies in primary healthcare settings: the on-off study design

Characteristic

Intervention (n = 95)

Active control (n = 62)

 
 

n or mean (% or (SD)

n or mean (% or SD)

p valuea

Age (years)

57.35 (9.97)

59.18 (8.55)

0.2

Sex (% female)

58 (61 %)

29 (47 %)

0.08

BMI (kg/m2)

37.07 (8.10)

36.43 (8.19)

0.6

Waist circumference (cm)

114.0 (18.55)

115.7 (14.50)

0.5

PHQ-9

14.47 (3.85)

14.59 (3.47)

0.9

HbA1c (%)

7.4 (1.78)

7.8 (1.70)

0.2

Systolic BP (mmHg)

126.59 (15.46)

123.54 (16.63)

0.3

Diastolic BP (mmHg)

75.98 (9.43)

74.59 (8.22)

0.4

LDL cholesterol (mmol/L)

2.22 (0.86)

2.15 (0.77)

0.6

HDL cholesterol (mmol/L)

1.09 (0.41)

1.04 (0.36)

0.4

Total cholesterol (mmol/L)

4.38 (1.11)

4.52 (0.98)

0.4

Education to less than high school level

11 (12 %)

10 (16 %)

0.4

Employed

48 (52 %)

31 (51 %)

1.0

White

81 (87 %)

49 (80 %)

0.1

Income (CAD)

   

 < $40,000

28 (30 %)

16 (26 %)

0.2

 $40,000–$80,000

23 (25 %)

16 (26 %)

 > $80,000

26 (28 %)

13 (21 %)

Refuse to answer

3 (3 %)

8 (13 %)

 

Smoking

23 (25 %)

15 (25 %)

0.5

Alcohol use

70 (75 %)

41 (67 %)

0.3

Psychoactive medicationsb

46 (48 %)

27 (44 %)

0.6

  1. aFrom t test for continuous data or chi-square for categorical data
  2. bAntidepressants, anxiolytics, mood stabilizers, or antipsychotics
  3. BMI body mass index, BP blood pressure, HbA1c glycosylated hemoglobin, HDL high-density lipoprotein, LDL low-density lipoprotein, PHQ-9 Patient Health Questionnaire 9-item CAD=Canadian Dollars