Table 2.

Clinical signs and selected laboratory parameters at day of presentation

	Volvulus without malrotation	Necrotising enterocolitis	p-value
Bile stained gastric residuals (n/N)	4/5	6/9	p = 1.0*
Blood in stool (n/N)	1/5	3/9	p = 1.0*
Emesis (n/N)	1/5	3/9	p = 1.0*
Blood pH at presentation ***(median (range))	7.32 (6.6-7.37)	7.25 (7.00-7.34)	p = 0.64**
Base excess at presentation ***(median (range))	−6.6 (−32.0- -1.5)	−5.6 (−21.2-5.2)	p = 0.46**
Blood lactate at presentation ***(median (range))	3.3 (1.5-13.1)	2.5 (0.8-6.7)	p = 0.35**

*: Fisher`s exact test, two tailed.

**: Wilcoxon test.

***= all derived from venous blood samples.