Table 2.
Phone administered |
Internet administered |
Phone–Internet difference |
McNemar’s Test |
Degree of agreement |
||||
---|---|---|---|---|---|---|---|---|
Variable name | N/n | N_D | Yes (%) | Yes (%) | Yes (%) | p-value | κ | 95% CI |
Quit methods (ever used) | ||||||||
Cold turkey | 213 | 22 | 80.28 | 83.10 | −2.82 | .2863 | .63 | (.48–.75) |
Pamphlet or booklet | 213 | 21 | 21.60 | 23.94 | −2.35 | .3833 | .70 | (.56–.79) |
Individual counseling | 213 | 9 | 4.69 | 4.23 | 0.47 | 1.0000 | .42 | (.17–.67) |
Group counseling | 213 | 9 | 7.51 | 7.98 | −0.47 | 1.0000 | .73 | (.51–.86) |
Nicotine patch | 213 | 8 | 53.05 | 52.11 | 0.94 | .7266 | .93 | (.86–.96) |
Nicotine gum | 213 | 8 | 37.09 | 35.21 | 1.88 | .2891 | .90 | (.82–.95) |
Nicotine spray | 213 | 2 | 0.47 | 1.41 | −0.94 | .5000 | .50 | (.09–.86) |
Nicotine lozenge | 213 | 5 | 10.80 | 9.39 | 1.41 | .3750 | .88 | (.72–.95) |
Nicotine inhaler | 213 | 6 | 6.57 | 6.57 | 0.00 | 1.0000 | .77 | (.54–.89) |
Bupropion | 213 | 7 | 35.21 | 36.62 | −1.41 | .4531 | .92 | (.85–.96) |
Switch to chew tobacco/snuff | 213 | 6 | 8.45 | 8.45 | 0.00 | 1.0000 | .81 | (.61–.91) |
Internet | 213 | 16 | 6.57 | 6.57 | 0.00 | 1.0000 | .39 | (.17–.61) |
Telephone counseling | 213 | 7 | 3.76 | 4.23 | −0.47 | 1.0000 | .57 | (.28–.79) |
Acupuncture | 213 | 1 | 6.57 | 7.04 | −0.47 | 1.0000 | .96 | (.80–.99) |
Hypnosis | 213 | 2 | 15.02 | 15.96 | −0.94 | .5000 | .95 | (.85–.98) |
Ever had smoking related illness? | 212 | 32 | 59.91 | 49.53 | 10.38 | .0001 | .71 | (.60–.79) |
Do you drink alcohol? | 213 | 8 | 74.18 | 74.18 | 0.00 | 1.0000 | .88 | (.79–.94) |
Drink more than meant to | 154 | 8 | 61.69 | 60.39 | 1.30 | .7266 | .86 | (.76–.93) |
Wanted/needed to cut down | 154 | 8 | 22.08 | 20.78 | 1.30 | .7266 | .84 | (.70–.92) |
N_D, Number of discordant pairs.