Table 5.

Characteristics of different methods used by the different papers to collected CVS.

Characteristics	Cervical wick	Cervicovaginal lavages	Cytobrush/swab
Minimal trauma	+/-	+
Known dilution of secretions	+/-		+/-
Minimal dilution of secretions	+		+
Sufficient material collected		+
Ease of collection	+	+/-	+
Self-insertion / self-collection possible	+		+

Abbreviations: +, good; +/-, moderate.