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Table 2 Unit characteristics

From: Understanding how colorectal units achieve short length of stay: an interview survey among representative hospitals in England

Site code Long length of stay Caseload * Number of colorectal consultants ± ERP formally introduced Laparoscopy rates (%)
Risk-adjusted frequency 95% CI Consultant estimate + HES derived ¥
1 0.24 0.10-0.46 158 3 2011 50 46
2 0.32 0.10-0.74 68 2.2 2010 70 58
3 0.48 0.23-0.89 91 3 2008 49 47
4 0.50 0.30-0.77 193 5 2006 85 85
5 0.34 0.13-0.69 99 4 2007 80 79
6 0.38 0.15-0.78 91 4 2013 70 77
7 0.38 0.14-0.84 75 4 2008 60 48
8 0.49 0.33-0.71 261 6 N/A 33 31
9 0.42 0.22-0.73 137 3.5 2008 60 59
10 0.47 0.25-0.81 129 3 2011 40 36
Study av. 0.40 - 130 3.8 - 60 57
National av. 0.97 - 118 - - - 47
  1. Summary characteristics and Long Length of Stay results of participating units. CI – Confidence Interval; HES – Hospital Episode Statistics; av. - average; * - elective colonic surgery between January 2011 and December 2012; ± - whole time equivalents; + - between July and August 2013; ¥ - between January 2011 and March 2012.