Field evaluation of a novel synthetic odour blend and of the synergistic role of carbon dioxide for sampling host-seeking Aedes albopictus adults in Rome, Italy

Table 1 Descriptive statistics of Aedes albopictus collected with different odour blends

Bait	Sex	Anatomy garden			Verano cemetery
Bait	Sex	Median	5-95% Percentiles	N (%)	Median	5-95% Percentiles	N (%)
No bait	females	5	0-10	30 (29%)	7	1-18	49 (77%)
No bait	males	7	0-44	72 (71%)	1	0-8	15 (23%)
CO₂	females	10	0-20	64 (47%)	8	1-28	59 (84%)
CO₂	males	13	5-18	71 (53%)	1	0-6	11 (16%)
MB5 lure	females	7	5-11	44 (40%)	12	2-37	99 (79%)
MB5 lure	males	12	1-20	67 (60%)	4	0-9	26 (21%)
MB5 lure + CO₂	females	15	11-28	97 (44%)	19	7-23	96 (74%)
MB5 lure + CO₂	males	16	6-48	121 (56%)	6	0-14	34 (26%)
BG lure	females	14	10-24	93 (44%)	10	0-40	87 (80%)
BG lure	males	21	4-34	118 (56%)	2	0-10	22 (20%)
BG lure + CO₂	females	18	10-32	118 (35%)	18	2-36	113 (74%)
BG lure + CO₂	males	37	5-95	219 (65%)	7	0-19	40 (26%)
Total females				446 (40%)			503 (77%)
Total males				668 (60%)			148 (23%)

Median and 5-95% percentile intervals of Ae. albopictus females and males collected with BG-Sentinel traps baited with different odour blends (BG lure and MB5 lure with/without CO₂) in two areas in Rome (Italy). No bait = negative control.