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. 2013 Jan 17;7(1):e2014. doi: 10.1371/journal.pntd.0002014

Table 2. Inter-correlations between explanatory variables, and pre-hospital delay.

	1.	2.	3.	4.	5.	6.	7.	8.	9.	10.	11.	12.	13.	14.	15.	16.
1. Pre-hospital delay	-
2. Timeline cyclical	.37^**	-
3. Timeline acute - chronic	−.14	−.13	-
4. Consequences	.01	−.05	.36^**	-
5. Illness coherence	.29^**	.47^**	−.33^**	−.14	-
6. Perceived effectiveness of treatment	.32^**	.27^**	−.20^*	−.16	.41^**	-
7. Personal control	.44^**	.51^**	−.21^*	−.06	.46^**	.41^**	-
8. Influence on course	.12	.15	.04	.11	.06	−.15	.06	-
9. Helplessness	.06	.01	.04	.02	.08	.07	.12	−.06	-
10. Emotional representations	−.23^**	−.45^**	.29^**	.12	−.40^**	−.33^**	−.41^**	−.24^**	−.02	-
11. Perceived effect of alternative treatment	.08	.03	−.19^*	−0.1	.13	.29^**	.11	−.03	−.03	−.08	-
12. Perceived effect of treatment at a health care center	−.05	.14	.14	.25^**	−.08	−.17	.01	.16	−.06	−.04	−.44^**	-
13. Accurate causes	.14	.37^**	.11	.30^**	.04	.10	.11	−.09	−.12	.02	−.09	.19^*	-
14. Chance as cause	−.25	.15	.17	.13	−.34^**	−.26^**	−.53^**	−.10	−.22^*	.37^**	−.07	−.08	−.09	-
15. Behavior as cause	.00	−.55^**	.15	.17	−.29^**	−.19^*	−.25^**	−.03	−.20^*	.33^**	−.05	.08	.08	.38^**	-
16. Knowledge on BU	−.15	−.32^**	.24^**	.10	−.42^**	−.20^*	−.24^**	−.02	−.07	.30^**	−.22^*	.09	−.03	.30^**	.10
Effect size^a	-	L	M	S	M	L	L	S	S	M	M	S	S	M	S	S

^**

; significant at 0.01,

^*

; significant at 0.05,

^a

Cohen's measure of effect size for mean difference on ‘pre hospital delay’: S = small (.2), M = medium (.5), L = large (.8).