Table 3. Summary table for meta-analysis (extracorporeal circuit thrombosis).

Table detailing the event rates of comparison between LMWH and UH for extracorporeal circuit thrombosis.

Study	LMWH		UFH		Risk ratio	95% CI
	Events	No. of HD sessions	Events	No. of HD sessions
Borm et al., 1986	4	10	4	10	1.00	0.34–2.93
Schrader et al., 1988	80	5,045	69	5,197	1.19	0.87–1.64
Saltissi et al., 1999	17	1,111	35	1,141	0.50	0.28–0.89
Lord et al., 2002	32	378	21	382	1.54	0.90–2.62
Total	133	6,544	129	6,730	1.00	0.62–1.62