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. 2015 Nov 9;18(5):1188–1195. doi: 10.1093/ntr/ntv253

Table 1.

Means and Correlations for All Study Variables

Mean SD 1 2 3 4
1.Daily PANAS 16.12 5.21 0.68****
2.Daily smoking status 0.53 0.38 0.03 0.59****
3.AS 7.15 8.34 0.51**** 0.02
4.FTND 3.20 1.76 0.25* 0.08 0.09
5.Prequit PANAS 16.69 6.03 0.80**** 0.13 0.50**** 0.23*

EMA = Ecological Momentary Assessment; FTND = Fagerström Test of Nicotine Dependence; High-risk AS = Anxiety Sensitivity Index-3 (cognitive and physical concerns subscales); Prequit PANAS = average (time-invariant) Positive and Negative Affect Scale-Negative Affect; Daily PANAS (daily ratings of negative affect per EMA); Daily smoking status (1 = smoking, 0 = no smoking). The values on the diagonal in italic bold reflect the ICC for the empty model; it indicates the amount of variance due to the nest structure (between-person variance).

* P < .1; ** P ≤ .05; *** P ≤ .01; **** P < .001.