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Table 2 Newcastle-Ottawa scale (cohort study)

From: Mechanical thrombectomy (MT) for acute ischemic stroke (AIS) in COVID-19 pandemic: a systematic review

No.

First author, year

Selection

Comparability

Outcome

Total

1

2

3

4

1

2

3

1.

Tiedt, Germany [53]

*

*

*

*

 

*

*

*

7

  1. Maximum points for selection number 4, comparability, and outcome number 1 were 2
  2. Selection: (1) representativeness of the sample, (2) sample size, (3) non-respondents, (4) risk factor measurement tool
  3. Outcome: (1) assessment of the outcome, (2) statistical test