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. Author manuscript; available in PMC: 2014 Nov 18.
Published in final edited form as: J Pediatr Surg. 2013 Aug;48(8):1643–1649. doi: 10.1016/j.jpedsurg.2012.09.027

Table 1.

Changes in specific designated pediatric cases over different time periods.

Procedure Type Period I
AY1989–90
to AY1993–94		 Period II
AY1994–95
to AY1998–99		 Period III
AY1999–00
to AY2002–03		 Period IV
AY2003–04
to AY2006–07		 Period V
AY2007–08
to AY2010–11
Total Major Cases 904.1 (210) 950.6 (178.9)* 949.2 (198) 912.7 (177.2)* 945.8 (162.1)*
All Designated Pediatric Cases 47.7 (27.3) 42.7 (23.2)* 40.6 (19.5) 37.6 (17.9)* 33.8 (17.6)*
% of total major cases that were
 designated pediatric (%)		 5.4% (0.2) 4.7 % (0.3)* 4.4% (0.2) 4.3% (0.1) 3.7% (0.2)*
Hernia Repair
 (Inguinal & Umbilical)		 26.7 (17.2) 24.2 (15)* 22.1 (12.3)* 20.7 (10.9)* 18.5 (10.3)*
Repair Pyloric Stenosis 3.7 (3.5) 3.7 (3.0) 4.0 (3.0)* 3.7 (3.6) 3.8 (3.8)
Operations for Malrotation
 or Intussusception		 1.4 (1.9) 1.3 (1.8) 1.4 (1.8) 1.5 (1.8) 1.5 (2.0)
Repair of Branchial Cleft
 or Thyroglossal Duct		 1.4 (2.1) 1.3 (2.0) 1.2 (1.0)* 1.0 (1.2)* 0.8 (1.0)*
Orchiopexy 2.4 (3.2) 2.0 (2.8) * 1.8 (2.0)* 1.5 (2.0)* 1.4 (2.0)*
Other Pediatric Cases 5.7 (10.6) 3.8 (8.5)* 2.7 (5.9)* 1.3 (1.9)* 1.3 (2.0)

Standard deviations for the period means are reported in parentheses.

*

Significant change from immediate earlier time period (p < 0.05).