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Table 2 Qualitative findings (Newcastle-Ottawa Quality Assessment Scale)

From: Right ventricular dysfunction as an echocardiographic prognostic factor in hemodynamically stable patients with acute pulmonary embolism: a meta-analysis

   Selection Comparability Exposure Total score
  Author (Journal) Is the case definition adequate? Representativeness of the cases Selection of controls Definition of controls Comparability of cases and controls (age) Ascertainment of exposure Same method of ascertainment of cases and controls Non-response rate
1 Grifoni et al. [7] (Circulation) 1 1 1 1 1 1 1 1 8
2 Yalamanchili et al. [8] (Am J Cardiol) 1 1 1 1 0 1 1 1 7
3 Kucher et al. [9] (Arch Intern Med) 0 1 1 1 1 1 1 1 7
4 Sukhija et al. [10] (Am J Cardiol) 0 1 1 1 0 1 1 1 6
5 Grifoni et al. [11] (Arch Intern Med) 1 1 1 1 1 1 1 1 8
6 Pieralli et al. [12] (Am J Cardiol) 1 1 1 1 1 1 1 1 8
7 Jimenez et al. [13] (Arch Bronchoneumol) 1 1 1 1 1 1 1 1 8
8 Logeart et al. [14] (Intensive Care Med) 1 1 1 1 1 1 1 1 8
9 Palmieri et al. [15] (Intern Emerg Med) 1 1 1 1 0 1 1 1 7
10 Gallotta et al. [16] (Int J Cardio) 1 1 1 1 0 1 1 1 7
11 Stein et al. [17] (Am J Cardio) 0 1 1 1 0 1 1 1 6
12 Jimenez et al. [18] (Thorax) 1 1 1 1 1 1 1 1 8