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. Author manuscript; available in PMC: 2012 Oct 4.
Published in final edited form as: J Urol. 2011 Dec 15;187(2):536–541. doi: 10.1016/j.juro.2011.09.155

Table 2.

Likelihood of success with initial management strategy

Level I Trauma Center Other p Value*
No. low grade (%):
 Conservative 3,002 (99) 1,329 (99) 0.61
 MI 52 (87) 134 (85) 0.80
 Open surgery 16 (59) 91 (80) 0.05
No. high grade (%):
 Conservative 734 (89) 309 (82) 0.0089
 MI 69 (52) 18 (26) <0.001
 Open surgery 371 (89) 165 (85) 0.13
*

Chi-square test, injuries with trauma center level unknown excluded.