Table 4. Staining methods for sperm morphology assessment reported by the certified and non-certified respondents.

Staining methods	CR	NCR
	N (%)	N (%)
Papanicolau	2 (11)	4 (9)
Diff–Quik	4 (22)	6 (14)
Other	10 (56)	27 (63)
No staining method	2 (11)	3 (7)
Parameter not analysed	0	3 (7)
Totala	18	43
Other staining methods used
Giemsa–Wright	8 (80)	19 (70)
Spermac Stain	0 )	2 (7)
Test Simplets	2 (20)	2 (7)
Eosin	0	1 (4)
Not specified	0	3 (11)

Abbreviations: CR, certified respondent; NCR, non-certified respondent;

^aTwo types of staining method were reported by one CR and three NCR and three types by one NCR.