Table 2.

Number of participants and the percentage for each detected cluster.

Cluster	Number of Participants	Percentage
Cluster 1: immediate increase followed by a decrease in odds of smoking	12	26.7%
Cluster 2: a delayed response to stress, an increase followed by a decrease in odds of smoking	10	22.2%
Cluster 3: two rounds of increase; an instant increase followed by a delayed increase in odds of smoking	5	11.1%
Cluster 4: just a delayed increase in odds of smoking	13	28.9%
Cluster 5: an instant decrease followed by a sharp delayed increase in odds of smoking	5	11.1%