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. 2006 Jan 21;332(7534):148–151. doi: 10.1136/bmj.38628.738935.3A

Table 2.

Characteristics of hospital doctors in promotion pool (between 1993 and 2000). Values are numbers (percentages) of doctors unless otherwise indicated

Full sample (n=2716) Women (n=1029) Men (n=1687)
Qualified in Scotland 1892 (66.9) 764 (74.2) 1053 (62.4)
Qualified England, Wales, or Northern Ireland 558 (20.5) 181 (17.6) 377 (22.3)
Qualified outside the UK 341 (12.6) 84 (8.2) 257 (15.2)
Honorary contract (yes=1)* 223 (8.2) 61 (5.9) 162 (9.6)
Female (yes=1) 1029 (37.9)
Mean No of years since graduation (SD) 9.36 (3.93) 8.82 (4.03) 9.69 (3.83)
Mean No of years since graduation squared/100 (SD) 1.04 (0.99) 0.95 (0.97) 1.10 (0.99)
Part time contract (yes=1)* 149 (5.5) 136 (13.2) 12 (0.7)
Change from working part time to full time (yes=1)* 45 (1.7) 41 (4.0) 4 (0.2)
*

In the two years preceding promotion.

Age squared is used as an explanatory variable along with age in order to explore the nature of the relationship between promotion and age (linear if age squared shows no statistical significance, or quadratic if it does).