TABLE 3.2Summary of preoperative haemoglobin and haematocrit and full blood count test results from the eligible studies (includes routine and indicated tests)

STUDYNUMBER OF TESTS# (N)ABNORMAL RESULTS N (%)CHANGES IN CLINICAL MANAGEMENT N (%)POSTOPERATIVE COMPLICATIONS N (%)ROUTINEPROSPECTIVE DATACONSECUTIVE RECRUITMENTASA GRADES STATED
Haemoglobin and haematocrit
Dzankic6252655 (10.5)0Not statedASA I & II
Haug412351 (0.4)0Not statedxASA I & II
Meneghini661884226 (12.0)00Not statedxASA I & II
Perez11309144 (1.4)18a (0.6)Routine onlyxxASA I & II
Kozak692749 (3.3)3 (1.1)Routine onlyxxx
Hoare7037218 (4.8)10 (2.7)0Routine onlyxxx
Baron72186321 (1.1)0Not statedxx
Macdonald131455 (3.4)Routine onlyxx
Narr73378230 (0.8)3 (0.1)Routine onlyxxASA I
Roy74200011 (0.6)3 (0.2)0Not statedxxASA I & II
Nigam762502 (0.8)1 (0.4)Not statedxx
O’Connor7748485 (17.6)2 (0.4)Not statedxxx
Jones783072 (0.7)Not statedxxx
Charpak572138688 (32.2)140 (6.5)Routine & indicatedx
Turnbull2510057 (0.7)2 (0.2)2 (0.2)Routine onlyxx
Wood32191816 (0.8)1 (0.1)Not statedxxx
Rossello346895 (0.7)0Not statedxxx
Platelet count
Dzankic6252010 (1.9)0Not statedASA I & II
Gabriel6314791 (0.1)050 (3.0)Not statedxx
Wojtkowski6413520 (14.8)Routine onlyxxx
Cherng656834 (50)2 (2.7)Routine onlyxx
Perez11307213 (0.4)18a (0.6)Routine onlyxxASA I & II
Close68901 (1.1)0Routine onlyxx
Kozak692749 (3.3)0Routine onlyxxx
Macpherson711111 (0.9)0Routine onlyxxx
Narr73378246 (1.2)0Routine onlyxxASA I
Bolger755200Not statedxxx
Charpak5729065 ( 8.0)1(0.3)Routine & indicatedx
Rohrer7916313 (8.0)0Routine onlyxX
Turnbull251005000Routine onlyxx
Kaplan804073 (0.7)00Routine onlyxxx
Ramsey819200Not statedxxx
White blood cell count
Haug412351 (0.4)0Not statedxASA I & II
Perez11305327 (0.9)18a (0.6)Routine onlyxxASA I & II
Turnbull2510051 (0.1)00Routine onlyxx
Muskett2815554 (34.8)8 (5.2)Not statedxx
Rossello34686120 (17.5)9 (1.3)Not statedxxx
*

Papers included in the HTA review

From: Appendix 1, Results of a Systematic Review of the Literature for Routine Preoperative Testing

Cover of Preoperative Tests
Preoperative Tests: The Use of Routine Preoperative Tests for Elective Surgery.
NICE Clinical Guidelines, No. 3.
National Collaborating Centre for Acute Care (UK).
Copyright © 2003, National Collaborating Centre for Acute Care.

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