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Table 1 Characteristics of the included study

From: Effects of green coffee extract on fasting blood glucose, insulin concentration and homeostatic model assessment of insulin resistance (HOMA-IR): a systematic review and meta-analysis of interventional studies

Author

Country

Year

Participant (n) In/P

Mean age (year) In/P

Total dose (mg)

Study duration (week)

Study population

Study design

Outcome

Zuniga [10]

Mexico

2018

15/15

43/45

1200

12

IGT

RCT

FBS

Roshan 5]

Iran

2018

21/22

52.76/51.95

800

8

MS

RCT

FBS, insulin, HOMA-IR

Shahmohammadi [14]

Iran

2017

22/22

41.36/44.50

1000

8

NAFLD

RCT

FBS, insulin, HOMA-IR

Soga [15]

Japan

2013

18/18

36.1/36.1

329

4

Healthy

Crossover

FBS

Wong [17]

Australia

2014

37/37

58.5/58.5

100

12

BP

Crossover

FBS, insulin, HOMA-IR

Haidari [16]

Iran

2017

30/34

36.1/35.7

400

8

Obesity

RCT

FBS, insulin, HOMA-IR

  1. In intervention group, P Placebo group, RCT randomize clinical trial, IGT impaired glucose tolerance, MS metabolic syndrome, NAFLD non-alcoholic fatty liver disease, BP blood pressure, FBS fasting blood glucose, HOMA-IR homeostatic model assessment of insulin resistance