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Table 2 Baseline characteristics at cluster and individual levels of randomised groups: usual care (control) and EIRA intervention

From: Multiple health behaviour change primary care intervention for smoking cessation, physical activity and healthy diet in adults 45 to 75 years old (EIRA study): a hybrid effectiveness-implementation cluster randomised trial

 

Usual care

EIRA Intervention

Total

Cluster level (PHC centre)

Characteristics of the PHC centres

n = 13

n = 12

n = 25

 Population assigned, mean (SD)

21,816 (13974)

22,881 (7662)

22,327 (11173)

 Population age, mean (SD)

44.5 (4.9)

42.0 (4.0)

43.3 (4.6)

 % immigrant population, mean (SD)

12.6 (10.9)

11.8 (9.1)

12.2 (9.9)

Number of healthcare professionals working in the PHC centre, mean (SD)

 Physicians

14.7 (7.9)

12.2 (5.3)

13.5 (6.8)

 Nurses

13.3 (9.5)

12.2 (5.6)

12.8 (7.8)

 Training centre for PHC professionals, n(%)

11 (84.6)

8 (66.7)

19 (76.0)

Characteristics of professionals who participated in the survey

n = 208

n = 223

n = 431

 Age (years), mean (SD)

49.9 (11.20)

48.8 (11.15)

49.3 (11.17)

 Time (years) working in PHC, mean (SD)

19.1 (11.98)

18.3 (11.16)

18.7 (11.55)

 Time (years) working in the same PHC centre, mean (SD)

9.8 (8.44)

9.4 (8.35)

9.6 (8.38)

 Female, n (%)

165 (79.3)

179 (80.3)

344 (79.8)

Academic training, n (%)

 - Master’s or PhD training

27 (13.0)

42 (18.8)

69 (16.1)

Healthy behaviours, n (%)

 - Non-smokers/Ex-smokers

175 (84.1)

165 (74.0)

340 (78.8)

 - Sufficiently active

129 (62.0)

122 (54.7)

251 (58.2)

 - Mediterranean diet adherent

119 (57.2)

121 (54,3)

240 (55.7)

Survey of Organizational Attributes for Primary Care, mean (SD)*

n = 185

n = 182

n = 367

 - Communication

6.6 (1.7)

6.5 (1.7)

6.5 (1.7)

 - Practice-wide decision-making

6.6 (1.8)

6.3 (2.0)

6.4 (1.9)

 - Nurses’ participation in decision-making

7.0 (1.9)

6.6 (2.2)

6.8 (2.1)

 - Stress/chaos

5.3 (1.8)

4.7 (1.8)

5.0 (1.8)

 - History of change

5.5 (2.1)

5.1 (2.0)

5.3 (2.1)

Individual level (participants)

 

Characteristics of participants

n = 1581

n = 1481

n = 3062

% missing values

 Age (years), median (IQR)

57 (51–65)

57 (51–64)

57 (51–65)

0.0

 45–54 years

612 (38.7)

574 (38.8)

1186 (38.7)

 55–64 years

519 (32.8)

558 (37.7)

1077 (35.2)

 65–75 years

450 (28.5)

349 (23.6)

799 (26.1)

 Female, n (%)

872 (55.2)

809 (54.6)

1681 (54.9)

0.0

 Smokers, n(%)

697 (44.1)

638 (43.1)

1335 (43.6)

0.0

 Insufficiently active, n (%)

1448 (91.6)

1345 (90.8)

2793 (91.2)

0.0

 Non-adherent Mediterranean dietary pattern, n (%)

1482 (93.7)

1384 (93.5)

2866 (93.6)

0.0

Co-occurrence of unhealthy behaviours

0.0

 Non-adherence to Mediterranean dietary pattern & Insufficient physical activity

884 (55.9)

843 (56.9)

1727 (56.4)

 Non-adherence to Mediterranean dietary pattern & Smoking

133 (8.4)

136 (9.2)

269 (8.8)

 Smoking & Insufficient physical activity

99 (6.3)

97 (6.5)

196 (6.4)

 Non-adherence to Mediterranean dietary pattern & Insufficient physical activity & Smoking

465 (29.4)

405 (27.3)

870 (28.4)

Stage of change: smoking, n (%)

 Precontemplation

398 (25.2)

168 (11.3)

566 (18.5)

4.1

 Contemplation

196 (12.4)

163 (11.0)

359 (11.7)

 Preparation

66 (4.2)

170 (11.5)

236 (7.7)

 Action

13 (0.8)

35 (2.4)

48 (1.6)

 Maintenance/Termination

885 (56.0)

841 (56.8)

1726 (56.4)

Stage of change: physical activity, n (%)

 Precontemplation

643 (40.7%)

152 (10.3)

795 (26.0)

8.0

 Contemplation

389 (24.6)

229 (15.5)

618 (20.2)

 Preparation

204 (12.9)

516 (34.8)

720 (23.5)

 Action

137 (8.7)

266 (18.0)

403 (13.2)

 Maintenance/Termination

175 (11.1)

107 (7.2)

282 (9.2)

Stage of change: Mediterranean dietary pattern, n (%)

 Precontemplation

554 (35.0)

98 (6.6)

652 (21.3)

7.8

 Contemplation

295 (18.7)

220 (14.9)

515 (16.8)

 Preparation

206 (13.0)

619 (41.8)

825 (26.9)

 Action

179 (11.3)

244 (16.5)

423 (13.8)

 Maintenance/Termination

318 (20.1)

89 (6.0)

407 (13.3)

Stages of change: Pre-action in any behaviour

1442 (91.2%)

1135 (76.6%)

2577 (84.1%)

7.9

Country of origin, n (%)

 Spain

1479 (93.5)

1369 (92.4)

2848 (93.0)

0.9

 Other countries

97 (6.1)

89 (6.0)

186 (6.1)

Education level, n (%)

 Secondary or higher

888 (56.2)

820 (55.4)

1708 (55.8)

0.9

 Primary or lower

684 (43.3)

641 (43.3)

1325 (43.3)

Employment status, n (%)

 Employed

713 (45.1)

661 (44.6)

1374 (44.9)

1.0

 Unemployed

141 (8.9)

145 (9.8)

286 (9.3)

 Homemaker

194 (12.3)

174 (11.7)

368 (12.0)

 Retired

431 (27.3)

371 (25.1)

802 (26.2)

 Other (student or incapacity for work)

96 (6.1)

105 (7.1)

201 (6.6)

Civil Status, n (%)

 Married or cohabiting

1055 (66.7)

1024 (69.1)

2079 (67.9)

0.8

 Unmarried or single

520 (32.9)

437 (29.5)

957 (31.3)

Total cholesterol (mg/dl), median (IQR)

206 (179–232)

203 (178–232)

204 (178–232)

8.2

LDL cholesterol (mg/dl), median (IQR)

126 (105–150)

124 (101–151)

125 (103–150)

17.2

HDL cholesterol (mg/dl), median (IQR)

52 (43–62)

50 (43–60)

51 (43–61)

13.3

BMI (kg/m2), median (IQR)

28.4 (25.3–32.4)

30.1 (24.5–34.0)

29.4 (25.8–33.2)

1.1

COPD, n (%)

60 (3.8)

65 (4.4)

125 (4.1)

0.8

Hypertension, n (%)

610 (38.6)

587 (39.6)

1197 (39.1)

0.8

Diabetes, n(%)

323 (20.4)

277 (18.7)

600 (19.6)

0.5

Health-related quality of life by the EQ-5D index, median (IQR)

0.80 (0.71–1.00)

0.79 (0.70–1.00)

0.79 (0.70–1.00)

1.5

  1. SD, standard deviation, IQR, interquartile range; LDL, low-density lipoprotein cholesterol; HDL, high-density lipoprotein; BMI, Body mass index; COPD, Chronic Obstructive Pulmonary Disease
  2. *scores were standardised at 10 points, the higher the score the higher the characteristic grade, except in “stress/chaos” where the higher the score the lower the grade