Table 2.

Mean Length-of-Stay (LOS) Grouped by Physician Years in Practice

Years in practice	0–5years	6–10years	11–20years	>20years
All admissions
No. of patients	(n=2483)	(n=1659)	(n=1139)	(n=1291)
No. of doctors	(n=14)	(n=12)	(n=14)	(n=19)	p value*
LOS, mean ± SD, days	4.77 ± 6.32	5.29 ± 6.47	5.42 ± 6.41	5.31 ± 5.72	0.001
Truncated LOS†, mean ± SD, days	4.53 ± 4.67	5.03 ± 4.79	5.16 ± 4.82	5.11 ± 4.57	0.001
First admissions
No. of patients	(n=1794)	(n=1282)	(n=895)	(n=949)
No. of doctors	(n=14)	(n=12)	(n=14)	(n=19)	p value*
LOS, mean ± SD, days	4.64 ± 6.30	5.30 ± 6.81	5.21 ± 5.98	5.13 ± 5.62	0.003
Truncated LOS†, mean ± SD, days	4.43 ± 4.65	4.99 ± 4.82	4.99 ± 4.59	4.94 ± 4.53	0.003

Years in practice = year of admission minus year granted New York State License

^*Rank-based testing using Somers' D robust to clusters of patients by physician

^†Length of stay was truncated at mean + 3 SDs (24 days).