Association between Anemia and Risk of Parkinson Disease

Table 1

Baseline characteristics of included studies.

Author name

Location

Study duration

Age

Male (%)

Design

PD

Anemia criteria

PD

Mean follow-up (Yrs.)

HR/OR

Major adjustment

NOS score

Cho 2020

S. Korea

2009-2013

63

Cohort

3,844

The World Health Organization (WHO): for men and <12 g/dL for women

ICD-10

5

0.89 (0.80-0.98)

Smoking, alcohol, physical activity, HTN, DM, dyslipidemia, GFR

8

Rozani 2019

Israel

1999-2012

48.7

47.4

Cohort

2,427

The World Health Organization (WHO): for men and <12 g/dL for women

ICD-9

8.8 ± 3.9

1.02 (0.95-1.09)

N/A

8

Hong 2016

Taiwan

N/A

56.4

24.1

Cohort

86,334

ICD-9

ICD-9

6.6

1.36 (1.22-1.52)

HTN, DM, hyperlipidemia

8

Savica 2009

USA

1976-1995

71

61.7

Case-control

196

The World Health Organization (WHO): for men and <12 g/dL for women

Records linkage system

n/a

2.00 (1.31-3.06)

N/A

8

#PD: Parkinson disease; ICD: International Classification of Diseases; HR: hazard ratio; OR: odds ratio; NOS: the Newcastle-Ottawa Scale.