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. Author manuscript; available in PMC: 2022 Mar 1.
Published in final edited form as: J Pediatr Surg. 2020 Oct 6;56(3):587–596. doi: 10.1016/j.jpedsurg.2020.09.055

Table 1.

Outcomes for Delayed Repeat Enema (DRE) using standardized criteria* for patient enrollment

Study DREN (%) Enema Time to DRE Attempts Success N (%) Perforation N (%) LOE
Saxton 1994 21/143 (15) Air 30 min to 3 h 2 11/21 (52) 0/21 (0) 4
Gorenstein 1998 23/44 (52) Air 45–60 h 3 19/23 (83) 0/13 (0) 4
Gonzalez-Spinola 1999 65/194 (34) Hydrostatic with US 30 min to 24 h 2 30/65 (46) 0/65 (0) 4
Sandler 1999 17** Air 2–4 h 5 10/17 (59) 2/17 (12) 4
Navarro 2004 26/219 (12) Air or Barium 15 min to 12 h 5 13/26 (50) 0/26 (0) 4
Blanch 2007 11/141 (8) Air Not Specified 2 7/11 (64) 0/11 (0) 4
Pazo 2010 21** Air >2 h 3 12/21 (57) 0/21 (0) 4
Fallon 2013 22/379 (6) Air or Barium >2 h 4 22/42 (52) 0/42 (0) 4
Pran 2018 17/60 (28) Barium 2 to 6 h 4 8/17 (47) 0/17 (0) 4

LOE – Level of Evidence

*

Standardized criteria for DRE is defined as partial reduction of intussusception on first attempt in a medically stable patient without peritonitis.

**

Only patients undergoing delayed repeat enema during observation period are reported.