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Table 9 Univariate analysis of factors associated with adherence to dietary prescriptions

From: Factors associated with adherence to dietary prescription among adult patients with chronic kidney disease on hemodialysis in national referral hospitals in Kenya: a mixed-methods survey

Variable (N = 309)

Unadjusted OR (95% CI)

P value

Socio-demographic factors

 Hospital

  

  MTRH

ref

 

  KNH

0.99 (0.62-1.58)

0.970

 Gender

  

  Male

ref

 

  Female

0.88 (0.55- 1.417)

0.611

 Age in years

0.99 (0.97- 1.00)

0.195

 Age groups

  

  18–40 years

ref

 

  Above 40 years

0.86 (0.54-1.38)

0.547

 Marital status

  

  No spouse

ref

 

  With spouse

0.70 (0.43- 1.14)

0.156

 Education level

  

  Primary and below

ref

 

  Secondary and above

0.94 (0.58- 1.50)

0.799

 Current employment status

  

  No income

ref

 

  Earning income

0.99 (0.62- 1.58)

0.985

 Family support available

  

  No

ref

 

  Yes

1.39 (0.72- 2.68)

0.317

 Peer support available

  

  No

ref

 

  Yes

1.31(0.78 - 2.19)

0.296

Clinical parameters

 Diabetes

  

  No

ref

 

  Yes

1.22 (0.72 - 2.07)

0.458

 Hypertension

  

  No

ref

 

  Yes

1.17 (0.64- 2.12)

0.601

 Both diabetes and hypertension

  

  No

ref

 

  Yes

1.33 (0.78- 2.26)

0.293

 Duration with CKD

  

  Up to 6 months

ref

 

  More than 6 months

1.05 (0.66- 1.69)

0.808

 BMI (kg/m2)

1.06 (1.00- 1.13)

0.030*

Access to nutrition counseling services

 Main source of nutrition information

  

  Not nutritionist

ref

 

  Nutritionist

0.71 (0.33- 1.54)

0.397

 Frequency of nutrition counseling

  

  Rarely

ref

 

  Frequently

1.10 (0.67- 1.78)

0.695

 Treatment package has nutrition counseling

  

  No

ref

 

  Yes

1.28 (0.80- 2.04)

0.292

 NHIF insurance cover counseling costs

  

  No

ref

 

  Yes

1.22 (0.77- 1.95)

0.390

 Nutrition counseling affordable

  

  No

ref

 

  Yes

1.54 (0.96- 2.49)

0.071*

Perception to diet and fluid restriction

 Perception to diet restriction

  

  Not important

ref

 

  Important

0.89 (0.48 - 1.64)

0.716

 Motivations for diet restriction

  

  Other reasons like hospitalization

ref

 

  Perceived health benefits

1.15 (0.70 - 1.90)

0.558

 Perception to limiting fluid intake

  

  Not important

ref

 

  Important

1.90 (1.15 - 3.14)

0.012*

 Motivations for limiting fluid intake

  

  Other reasons like hospitalization

ref

 

  Perceived health benefits

1.52 (0.85 - 2.72)

0.156

 Perception to weight measurement

  

  Not important

ref

 

  Important

0.97 (0.51 - 1.83)

0.938

 Flexible diets, fits with other ways of eating

  

  No

ref

 

  Yes

5.51 (2.84 - 10.68)

0.0001*

 Difficulties following diet recommendations

  

  No

ref

 

  Yes

0.18 (0.10 - 0.29)

0.0001*

 Difficulty limiting fluid intake

  

  No

ref

 

  Yes

0.59 (0.37 - 0.95)

0.032*

 Adherence to fluid restriction

  

  Not adhered

ref

 

  Adhered

9.42 (5.03 - 17.63)

0.0000*

  1. OR odds ratio, 95% CI 95% confidence interval, Ref reference, BMI body mass index
  2. *Statistical significance at P value less than 0.1 and considered as likely determinants of adherence for inclusion in the multivariate model