Table 2. Pairwise Pearson's correlation coefficients between time pressure, job control, and EPR system usability factors.

	Time pressure	Job control	User friendly	Perceived benefits	Technical problems	Feedback	External cooperation	Internal cooperation
Time pressure	1.00
Job control	−0.23	1.00
User friendly	−0.19	0.20	1.00
Perceived benefits	−0.11	0.12	0.54	1.00
Technical problems	0.23	−0.22	−0.67	−0.43	1.00
Feedback	0.10	−0.10	−0.49	−0.43	0.42	1.00
External cooperation	−0.06	0.12	0.49	0.43	−0.39	−0.35	1.00
Internal cooperation	−0.06	0.14	0.49	0.47	−0.37	−0.32	0.41	1.00
Test results	0 ns	0.03 ns	0.27	0.25	−0.15	−0.17	0.39	0.27

Abbreviations: EPR, electronic patient record; ns, nonsignificant.

Note: All correlation coefficients significant ( p  <  − 0.001) except those with “ns.”