Table 2.

Life event and long-term problem frequency by group (N=328).

Life events and long-term problem	Total DeCCa (n=202), mean (SD); range	Controls (n=127), mean (SD); range	Clinical (n=75), mean (SD); range	Mann-Whitney U Test	P value	Students (n=126), mean (SD); range	Mann-Whitney U Test	P value
Life events	2.41 (2.28); 0-11	2.11 (1.88); 0-10	2.91 (2.77); 0-11	1.70	.09	2.08 (2.50); 0-12	1.97	.049
Severe life events	0.78 (1.28); 0-8	0.50 (0.82); 0-3	1.25 (1.73); 0-8	3.38	.001	0.75 (1.14); 0-6	−0.01	.99
Long-term problems	1.57 (2.24); 0-19	1.01 (1.43); 0-7	2.53 (2.94); 0-19	4.82	.001	0.80 (1.40); 0-7	3.89	.001
Severe long-term problems	0.75 (1.31); 0-7	0.37 (0.70); 0-3	1.39 (1.79); 0-7	4.82	.001	0.42 (0.96); 0-5	2.76	.01
List of Threatening Experiences Questionnaire events	3.83 (3.18); 0-15	3.38 (2.67); 0-13	4.59 (3.80); 0-15	1.88	.06	5.07 (3.01); 0-16	−4.17	.001

^aDeCC: Depression Case Control.