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Table 2 Trends in the use of colonoscopy by Ontario PCPs from 1996-2005

From: Social disparities in the use of colonoscopy by primary care physicians in Ontario

Year No: of
PCPs
No: of screen
eligible patients
assigned to PCP
No: of
colonoscopies
   Any colonoscopy Discretionary
colonoscopy
     Median
rate+
25th-75th
percentile
Median
rate+
25th-75th
percentile
1996    7,955    1,512,592    24,540    1.51    0.57 - 2.62    1.26    0.38 - 2.31
1997    8,008    1,557,533    27,719    1.65    0.68 - 2.82    1.43    0.51 - 2.54
1998    7,960    1,598,434    32,478    1.86    0.86 - 3.23    1.62    0.67 - 2.89
1999    8,013    1,641,273    38,953    2.21    1.08 - 3.66    1.97    0.89 - 3.37
2000    8,077    1,680,316    46,862    2.56    1.32 - 4.25    2.33    1.11 - 3.92
2001    8,133    1,713,337    56,899    3.03    1.59 - 4.87    2.76    1.37 - 4.55
2002    8,174    1,733,178    65,576    3.4    1.85 - 5.56    3.12    1.61 - 5.22
2003    8,273    1,747,927    70,725    3.67    1.93 - 5.88    3.38    1.68 - 5.56
2004    8,365    1,781,850    83,072    4.08    2.25 - 6.63    3.77    2.00 - 6.25
2005    8,419    1,806,977    98,464    4.71    2.70 - 7.53    4.39    2.41 - 7.20
  1. Note: PCP = Primary Care Physician
  2. + Per 100 screen eligible patients in practice