Table 1 Appraisal of methodological quality (Newcastle–Ottawa Scale)

From: Does psychosocial stress cause hypertension? A systematic review of observational studies

Case—control

Selection

Comparability

Exposure

Total

Acute

 Radi8

6

Chronic

 Schnall9

8

 Radi8

6

Affective response

 Perez10

8

 El-Shafei11

6

Cohort

Selection

Comparability

Outcome

 

Acute

 Perini12

6

 Dorn13

7

Chronic

 Kahn14

7

 Levenstein15

5

 Nakanishi16

8

 Fauvel17

7

 Markovitz18

7

Affective response

 Sparrow19

7

 Everson20

7

 Cozier21

 

3