TABLE 1

Outcomes for 18 volunteers before versus after travela

VolunteerDestination(s)Pre-travel
CTX-M
Post-travel
CTX-M
CTX-M
genotype
Risk factor(s)Duration of
carriage
1IndiaNoYes151–3 wk
3IndiaNoYes15>9 mo*
4Sri Lanka, CyprusNoYes14 and 15G>5 mo*
5IndiaNoYes15G>12 mo*
6IndiaNoYes15G6 wk
7IndiaNoYes15G2–4 mo
8IndiaNoYes15G and Abx>11 mo*
9Sri Lanka, IndiaNoYes15G>7 mo*
10Sri Lanka, IndiaNoNoNAGNA
12IndiaNoYes15G2–4 mo
15IndiaNoYes15G>1 wk*
16IndiaNoYes14 and 15G>6 mo*
17IndiaNoYes153–6 wk
18Sri Lanka, ChinaNoNoNAGNA
19Sri Lanka, ChinaNoYes14Abx>14 days*
20IndiaNoYes15G3–4 mo
21PakistanNoYes15G1–2 wk
22Sri LankaNoYes151–3 wk
  • a Abbreviations and symbols: “No,” lack of CTX-M by culture, PCR, and WGS; “Yes,” blaCTX-M detected; G, gastroenteritis symptoms; Abx, antibiotic consumption during travel; *, duration of carriage where a “CTX-M-free” follow-up fecal sample could not be obtained; NA, not applicable.