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. 2015 Sep 29;38(9):555–561. doi: 10.1002/clc.22435

Table 1.

Basic Characteristics of All Included Studies

Study Type of Study Participants With Anticoagulants, n Follow‐up Participant Age, y F Ratio, % Major Bleeding Definitions Quality Rating
Pisters 20106 Prospective 2242 Mean, 1 y Mean, 67 41 NA Good
Fang 20117 Prospective 9186 Mean, 3.5 y NA NA ICD‐9 codes Good
Lip 201111 Prospective 3665 Mean, 499 d Mean, 72 39 NA Good
Gallego 201212 Prospective 965 Median, 861 d Median, 76 50 NA Good
Apostolakis 201213 Retrospective 2293 Mean, 429 d Mean, 70 35 2005 ISTH criteria Good
Naganuma 201214 Retrospective 845 Median, 2.3 y Median, 74 31 NA Good
Friberg 201215 Prospective 48 599 Mean, 1.5 y Mean, 76 47 ICD‐10 codes Good
Apostolakis 201316 Retrospective 2293 Mean, 429 d Mean, 70 35 2005 ISTH criteria Good
Roldán 201317 Prospective 937 Median, 952 d Median, 76 51 2005 ISTH criteria Good
Roldán 201318 Retrospective 1370 Median, 996 d Median, 76 53 2005 ISTH criteria Good
Barnes 201419 Retrospective 2600 Mean, 1 y Mean, 70 42 2005 ISTH criteria Good

Abbreviations: F, female; ICD, International Classification of Diseases; ISTH, International Society on Thrombosis and Haemostasis; NA, not available.