Table 1 Descriptive statistics Variable...

Table 1

Descriptive statistics

Variable	Mean	SD	1	2	3	4	5	6	7	8	9
1 CI resilience^a^,^b	−0.94	0.66
2 Disruption co-occurrence	5.96	5.86	−0.47**
3 Disruption nonroutineness^b	−24.55	23.29	0.02	0.11
4 Cross-boundary information exchange	1.04	0.76	0.53**	−0.25**	−0.22**
5 Number of involved divisions	2.97	2.14	−0.19**	0.02	0.13*	0.03
6 System impact	1.99	0.82	−0.02	0.06	0.02	0.06	0.17**
7 Societal impact: fire^c	0.01	0.12	0.02	−0.07	0.04	0.04	−0.01	0.11
8 Societal impact: accidents with casualties^c	0.06	0.24	0.00	−0.12*	0.00	−0.01	0.19**	−0.25**	0.03
9 Societal impact: hazardous substances^c	0.01	0.08	0.02	−0.04	–0.04	0.05	−0.02	−0.10	−0.01	−0.02
10 Societal impact: bomb or terrorist threats^c	0.01	0.08	0.00	−0.07	0.03	0.00	0.20**	0.05	−0.01	−0.02	−0.01

Variable	Mean	SD	1	2	3	4	5	6	7	8	9
1 CI resilience^a^,^b	−0.94	0.66
2 Disruption co-occurrence	5.96	5.86	−0.47**
3 Disruption nonroutineness^b	−24.55	23.29	0.02	0.11
4 Cross-boundary information exchange	1.04	0.76	0.53**	−0.25**	−0.22**
5 Number of involved divisions	2.97	2.14	−0.19**	0.02	0.13*	0.03
6 System impact	1.99	0.82	−0.02	0.06	0.02	0.06	0.17**
7 Societal impact: fire^c	0.01	0.12	0.02	−0.07	0.04	0.04	−0.01	0.11
8 Societal impact: accidents with casualties^c	0.06	0.24	0.00	−0.12*	0.00	−0.01	0.19**	−0.25**	0.03
9 Societal impact: hazardous substances^c	0.01	0.08	0.02	−0.04	–0.04	0.05	−0.02	−0.10	−0.01	−0.02
10 Societal impact: bomb or terrorist threats^c	0.01	0.08	0.00	−0.07	0.03	0.00	0.20**	0.05	−0.01	−0.02	−0.01

Notes:

N = 277 disruptions.

^aLog-transformed.

^bReverse-coded (resulting in a negative mean).

^cDummy variable for one of the five categories of societal impact (reference category: regular incidents). * p < 0.05

**p < 0.01 (two-tailed)

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