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. 2003 Aug;18(8):639–645. doi: 10.1046/j.1525-1497.2003.20605.x

Table 3.

Adjusted Percent Difference in Length of Stay (LOS) by Quarter of Academic Year, Relative to the Overall Length of Stay for the Entire Year, in Major, Minor, and Nonteaching Hospitals: % Difference (95% CI)

Quarter 1 (Jul–Sep) Quarter 2 (Oct–Dec) Quarter 3 (Jan–Mar) Quarter 4 (Apr–Jun)
ICU LOS
 Major teaching 0.3 (−0.7 to 1.2) −0.3 (−1.3 to 0.7) −0.4 (−1.4 to 0.6) 0.5 (−0.5 to 1.5)
 Minor teaching 0.2 (−0.9 to 1.4) 0.5 (−0.7 to 1.6) −1.0 (−2.2 to 0.1) 0.3 (−0.8 to 1.4)
 Nonteaching −0.8* (−1.4 to −0.1) −0.5 (−1.2 to 0.1) 0.5 (−0.1 to 1.2) 0.7* (.07 to 1.4)
Hospital LOS
 Major teaching −0.8 (−2.7 to 1.0) −2.8 (−4.6 to −1.1) −1.0 (−2.8 to 0.8) 4.9 (3.0 to 6.8)
 Minor teaching 0.1 (−2.1 to 2.3) 1.0 (−1.2 to 3.2) 0.8 (−1.4 to 3.0) −1.9 (−4.0 to 0.2)
 Nonteaching −1.1 (−2.3 to 0.2) −0.9 (−2.2 to 0.4) 1.3* (0.0 to 2.5) 0.7 (−0.6 to 2.0)
*

P < .05.

P < .01.

P < .001.