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Table 2 Baseline characteristics of 25 included populations

From: Potato consumption and risk of cardio-metabolic diseases: evidence mapping of observational studies

 

Total

Cohort

Cross sectional

Case control

N studies

25a

15b

8

3

Mean age

36-73.7

36-67 (n = 11)

43.6-73.7

53.3-64.7

Mean % male

14.5-68.5

18.7-56.9

14.5-58.8

53.1-68.5

Mean BMI

23-30.8

23-30 (n = 12)

23.6-30.8 (n = 5)

26.9-27.2 (n = 2)

N analyzed

110-410,701

1981-410,701

110-41,391

390-2658

Follow-up duration

0-24 years

2-24 years

NA

NA

Baseline health

   

 Healthy

5

4

1

 

 Overweight/obese

5

1

3

1

 At risk or with CVD

10

7

2

2

 Not reported

5

3

2

 

Study country

 Asia Pacific

2

 

2

 

 Europe

14

8

5

1

 Middle East

2

1

 

1

 USA

7

6

1

1

Intervention type

 Potatoes

11

5

5

1

 Boiled

1

  

1

 Fried

3

2

1

 

 Mixed sourcec

10

8

2

1

Funding type

 Academia

2

1

 

1

 Government

14

9

4

2

 Mixed source

7

4

3

 

 Not reported

2

1

1

 
  1. BMI body mass index, CVD cardiovascular disease, N number; NA not applicable
  2. aNHS is reported for both longitudinal and case-control results, so it has only been counted once in total
  3. b15 cohorts are in 20 publications
  4. cReported combined results of various potato preparations