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Table 1 Predictors of those who do not return their questionnaire after referral

From: Predictors of attendance at an obesity clinic and subsequent weight change

 

Whole population

Questionnaire returned

Questionnaire not returned

P Value

Number of patients

502

271

231

-

Age

Mean (SD) age (yrs)

44.3 (13.8)

45.2 (13.7)

43.3 (13.8)

0.14

< 35 years, % (n)

27.49 (138)

26.2 (71)

29.0 (67)

0.71

35-44 years, % (n)

24.70 (124)

22.88 (62)

26.84 (62)

0.61

45-54 years, % (n)

23.31 (117)

23.62 (64)

22.94 (53)

0.08

≥55 years, % (n)

24.5 (123)

27.31 (74)

21.21 (49)

0.08

Female gender, % (n)

69.3 (348)

70.8 (192)

67.5 (156)

0.42

Rural postcode, % (n)

33.1 (166)

35.4 (96)

30.3 (70)

0.22

Mean IRSD Decile (SD)

3.51 (2.54)

3.56 (2.51)

3.46 (2.59)

0.67

GP referral, % (n)

82.3 (413)

86.0 (233)

77.9 (180)

0.0185

Mean weight at referral (kg) (SD)

141.1 (29.1)

140.7 (29.2)

141.7 (29.0)

0.92

(Weights recorded for 303 patients)

Mean BMI at referral (SD)

48.6 (0.47)

48.3 (0.63)

49.0 (0.72)

0.40

(BMI recorded for 350 patients)

Comorbidities, % (n)

Hypertension

26.1 (131)

28.4 (77)

23.4 (54)

0.20

High cholesterol

14.1 (71)

16.2 (44)

11.7 (27)

0.15

Hypothyroidism

10.2 (51)

9.2 (25)

11.3 (26)

0.45

OSA

16.5 (83)

18.8 (51)

13.9 (32)

0.14

IHD

3.8 (19)

2.6 (7)

5.2 (12)

0.13

Depression

25.7 (129)

27.3 (74)

23.8 (55)

0.37

DM

29.9 (150)

33.6 (91)

25.5 (59)

0.0499

Mean total no. of comorbidities (SD)

1.26 (1.25)

1.36 (1.23)

1.15 (1.27)

0.0557

  1. SD standard deviation, IRSD index of relative socioeconomic disadvantage, OSA obstructive sleep apnea, IHD ischaemic heart disease, DM diabetes mellitus.