Table 3. RF vaules according to presence of complications–first examination (SD–standard deviation, SEM–standard error of the mean) (in U/ml). t=2.868; p=0.007.

	N	Mean	SD	SEM	Minimum	Maximum
Yes	14	975.231	1039.2706	288.2418	9.8	3090.0
No	20	291.500	219.8438	49.1586	9.8	712.0
Total	34	560.848	740.8300	128.9620	9.8	3090.0