Development and validation of a new instrument to measure perceived risks associated with the use of tobacco and nicotine-containing products

Table 12 Assessment of Carry-Over Effects (Perceived Health Risk Scale Survey 2)

Sequence	n	Mean (logit)	SD	t (df)	p-value	Cohen’s d
PRI-P
CC first CC subsequently	159 614	2.08 2.13	2.98 3.24	0.18 (771)	0.860	–
THS 2.2 first THS 2.2 subsequently	149 569	0.62 0.48	3.19 3.17	−0.45 (716)	0.650	–
E-CIG first	142	−0.25	3.42	0.39 (724)	0.696	–
E-CIG subsequently	584	−0.12	3.34	0.39 (724)	0.696	–
NRT first	110	−1.35	2.85	−0.42 (554)	0.672	–
NRT subsequently	446	−1.49	3.22	−0.42 (554)	0.672	–
CESS first	115	−0.05	2.52	−2.66 (584)	0.008	0.29
CESS subsequently	471	−0.84	2.91	−2.66 (584)	0.008	0.29
PRI-G
CC first	162	2.89	2.75	−1.89 (776)	0.060	–
CC subsequently	616	2.41	2.91	−1.89 (776)	0.060	–
THS 2.2 first	149	0.50	2.97	0.62 (714)	0.537	–
THS 2.2 subsequently	567	0.66	2.97	0.62 (714)	0.537	–
E-CIG first	143	−0.09	3.21	−0.35 (726)	0.723	–
E-CIG subsequently	585	−0.19	3.03	−0.35 (726)	0.723	–
NRT first	140	−0.21	2.85	−2.10 (716)	0.037	0.20
NRT subsequently	578	−0.82	3.17	−2.10 (716)	0.037	0.20
CESS first	156	0.95	2.76	−4.41 (765)	< 0.001	0.40
CESS subsequently	611	−0.15	2.80	−4.41 (765)	< 0.001	0.40

CC Conventional cigarettes, CESS Cessation, E-CIG Electronic cigarette, NRT Nicotine Replacement Therapy, PRI-P Perceived Risk Instrument-Personal Risk, PRI-G Perceived Risk Instrument-General Risk, THS 2.2 Tobacco Heating System 2.2. Cohen’s d indicated for p-values < 0.05

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