Table 1.

Summary of the nine largest clusters in procrastination research.

Cluster ID	Size	Silhouette	Label (LLR)	Mean (Year Cited)
0	182	0.855	Controlled trial	2014
1	148	0.836	Avoidant procrastination	2005
2	144	0.938	Conscientiousness procrastination	1994
3	72	0.989	Smoking cessation	2000
4	65	0.97	Explaining lack	1988
5	58	0.903	Academic achievement	2009
6	33	0.988	Procrastinatory media use	2013
7	31	0.99	Career indecision	2006
8	28	0.981	Goal orientation	1995