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Table 2 Intervention effects on primary and secondary outcomes, self-management behaviors, and education items

From: SMS education for the promotion of diabetes self-management in low & middle income countries: a pilot randomized controlled trial in Egypt

Outcome

BASELINE

ENDPOINT (3 MONTHS)

Control (n = 39)

Intervention (n = 34)

P

Control (n = 39)

Intervention (n = 34)

P

Primary Outcome

 HbA1c (%)

9.53 ± 2.78

9.78 ± 2.53

0.690

8.84 ± 2.40

8.73 ± 1.98

0.838

 Change in HbA1c from baseline

Unadjusted mean

–

–

–

−0.696

−1.053

0.454

Adjusted mean

−1.389

−1.679

0.406

 Patients that achieved at least 1% HbA1c drop

–

–

–

6 (15.38)

16 (47.06)

0.003

Secondary Outcomes

 Random blood glucose (mg/dl)

220 ± 103

242 ± 95

0.353

201 ± 87

181 ± 65

0.288

 Weight (Kg)

89.9 ± 17.8

85.9 ± 13.8

0.287

89.4 ± 18.1

84.6 ± 14

0.215

 Treatment adherence (SCI), (5)

2.23 ± 0.51

2.23 ± 0.53

0.995

2.52 ± 0.49

3.42 ± 0.48

<0.0001

 Medication adherence (Morisky), (4)

2.74 ± 0.99

2.74 ± 1.19

0.974

2.74 ± 1.07

3.76 ± 0.55

<0.0001

 Diabetes self-efficacy (patient confidence), (5)

2.82 ± 0.41

2.88 ± 0.43

0.576

2.68 ± 0.33

3.51 ± 0.39

<0.0001

 Patients’ confidence in HP/program, (5)

2.44 ± 0.72

2.59 ± 0.74

0.377

4.03 ± 0.28

4.21 ± 0.48

0.059

 Diabetes knowledge, (1)

0.29 ± 0.20

0.35 ± 0.23

0.278

0.34 ± 0.21

0.73 ± 0.18

<0.0001

 Patients not admitted to ER/hospital in last 3 months

34 (87.18)

30 (88.24)

1.000

35 (89.74)

34 (100)

0.118

 Average frequency of blood glucose measurement, (5)

2.28 ± 1.15

2.38 ± 0.95

0.688

3.21 ± 1.28

3.88 ± 0.77

0.007

 Patients that checked blood glucose at least once a week

6 (15.38)

4 (11.76)

0.742

26 (66.67)

29 (85.29)

0.065

 Exercise (patients that walked at least 30 mins/day)

18 (46.15)

13 (38.24)

0.495

20 (51.28)

26 (76.47)

0.026

 Average rate of regular activity, (5)

3.79 ± 1.70

3.76 ± 1.60

0.938

3.77 ± 1.75

4.74 ± 0.86

0.004

 Patient satisfaction with follow-up & communication with HP/program, (5)

2.27 ± 0.52

2.38 ± 0.52

0.360

4.03 ± 0.28

4.21 ± 0.48

0.059

 General patient satisfaction with program

100% of patients indicated general satisfaction with the program, said they would stay enrolled should the program continue, and said they would also recommend it to others.

 Healthcare provider’s reputation

100% of patients believed the program could improve the hospital’s reputation.

Other Self-management behaviors

 Smokers/patients that reduced or stopped smoking

6(15.38)

10(29.41)

0.148

3 (50)

8 (80)

0.299

 Patient commitment to seeing their doctors at preset times, (5)

1.59 ± 1.19

1.65 ± 1.25

0.842

1.33 ± 0.93

2.26 ± 1.67

0.006

 Results recording, (5)

1.38 ± 1.02

1.41 ± 1.16

0.915

2.90 ± 1.94

4.09 ± 1.42

0.004

 Adherence to medication times, (5)

3.90 ± 1.21

3.94 ± 1.20

0.878

3.90 ± 1.23

4.76 ± 0.78

0.001

 Adherence to insulin dose adjustment, (5)

1.14 ± 0.38

1.50 ± 0.84

0.368

1

2 ± 1.53

0.134

 Adherence to follow-up tests, (5)

1.18 ± 0.68

1.21 ± 0.64

0.866

1.15 ± 0.67

1.74 ± 1.05

0.008

 Patients that performed daily foot check and care

27(69.23)

26(76.47)

0.489

31(79.49)

34(100)

0.006

 Patients satisfied with their diabetes control

5(12.82)

4(11.76)

1.000

8(20.51)

14(41.18)

0.055

 Adherence to following healthy diet, (5)

1.64 ± 1.18

1.76 ± 1.13

0.650

2.31 ± 1.62

3.35 ± 1.57

0.007

 Adherence to carrying a strong-acting sugar, (5)

2.10 ± 1.62

2.41 ± 1.84

0.448

2.41 ± 1.80

2.97 ± 1.88

0.199

 Confidence in ability to know when it is necessary to see the doctor, (5)

2.51 ± 0.64

2.53 ± 0.79

0.921

2.26 ± 0.50

3.06 ± 0.81

<0.0001

Education Items

 Patients aware of side effects of their medications

2(5.13)

2(5.88)

1.000

1(2.56)

14(41.18)

<0.0001

 Patients aware of diabetes complications

13(33.33)

16(47.06)

0.232

17(43.59)

32(94.12)

<0.0001

 Patients aware of follow-up tests

4(10.26)

6(17.65)

0.499

5(12.82)

28(82.35)

<0.0001

 Patients aware of healthy diet

15(38.46)

16(47.06)

0.459

24(61.54)

34(100)

<0.0001

 Patients aware of physical activity benefits

18(46.15)

16(47.06)

0.938

22(56.41)

32(94.12)

0.0002

  1. Data are presented as Mean ± SD or Number of Patients (%) unless otherwise specified; ER Emergency room, HP Healthcare provider