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. 2024 Oct 28;8:e57376. doi: 10.2196/57376

Table 3.

Vaping cessation rates among study participants (adult daily vapers in the United States) at 12 and 26 weeks after enrollment (N=73).

Outcome Participants, n (%)
7-day PPA a

12-week ITTb 28 (38)
26-week ITTc 35 (48)
12-week responder analysisd 28 (41)
26-week responder analysise 35 (51)
30-day PPA f
12-week ITTb 22 (30)
26-week ITTc 33 (45)
12-week responder analysisd 22 (32)
26-week responder analysise 33 (49)
Self-reported continuous abstinence g
26-week ITTc 22 (30)
26-week responder analysish 22 (33)
Abstinence from all tobacco products
26-week ITTc 35 (48)
26-week responder analysise 35 (51)

aPPA: point-prevalence abstinence; “In the last 7 days have you vaped/used e-cigs, even a single puff? Select one. Yes or No.”

bITT: intention-to-treat analysis; N=73.

cN=73.

dN=68.

eN=68.

f“In the last 30 days have you vaped/used e-cigs, even a single puff? Select one. Yes or No.”

gSelf-report of 7-day (or greater) PPA at 12 weeks, self-report of 30-day PPA at 26 weeks, and 0 vape sessions since 12 weeks.

hResponder analysis for continuous abstinence at 26 weeks; N=67 (participants who responded to both the 12- and 26-week questionnaires).