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Table 2 Retention rate among PSs

From: Distribution and retention trends of physician-scientists in Japan: a longitudinal study

  Period and number observed
1996–1998 1998–2000 2000–2002 2002–2004 2004–2006 2006–2008 2008–2010 2010–2012 2012–2014 2014–2016
Number of baseline, n 4930 5269 5393 5327 5255 5319 5223 5265 5075 4998
Still working as PSs, n (%) 3208 3270 3258 3157 3112 3221 3345 3324 3280 3243
Change in area of practice, n (%) 1118 1213 1289 1353 1511 1382 1296 1365 1185 1182
No report, n (%) 604 786 846 817 632 716 582 576 610 573
Estimated annual retention rate, % 75.6% 74.4% 73.8% 73.3% 73.3% 73.8% 75.2% 74.8% 75.4% 75.5%
Retention rate by year since registration as a physician %
 0–14 71.1% 70.6% 69.8% 69.3% 69.2% 69.3% 69.3% 69.2% 69.4% 69.3%
 15–29 84.5% 82.9% 82.0% 81.6% 79.9% 80.4% 81.4% 80.1% 80.0% 81.8%
 30–44 77.6% 74.4% 75.1% 76.6% 76.7% 75.9% 79.2% 78.1% 78.4% 78.0%
45 69.5% 69.2% 69.4% 69.3% 70.6% 69.6% 69.9% 69.7% 70.0% 69.9%