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. 2012 Apr 19;2012:257959. doi: 10.1155/2012/257959

Table 2.

Regression analysis using ordinary least squares (OLS) expressing the decline in culture-positive and CRBSI rates per year over 12 years.

Year Standard error
Culture positive −0.465 (−0.64)
CRBSI −1.182* (−0.47)

*P < 0.05.