Estimated Failure to Report Unsuccessful Quit Attempts by Type of Cessation Aid: A Population Survey of Smokers in England

Table 3

Tests for equality of proportions for unsuccessful quit attempts that lasted between one day and one week and that started >6 months ago for the different quitting aids compared with unaided quit attempts.

Comparison	Percentage failure to report		value
Unaided vs. prescription NRT	92% vs. 83%	2.93	0.087
Unaided vs. OTC NRT	92% vs. 90%	0.06	0.805
Unaided vs. varenicline	92% vs. 83%	2.93	0.087
Unaided vs. e-cigarettes	92% vs. 88%	0.50	0.480
Unaided vs. behavioural support	92% vs. 75%	9.29	0.002
Unaided vs. digital support	92% vs. 83%	2.93	0.087