Table 1.

Most Frequently Occurring Two-Length Sequential Patterns Before and After CPOE Implementation at T-1 and T+8 Time Periods^*

Two-Length Sequential Patterns T-1 Period, Total Time	Frequency (No./hour)	Two-Length Sequential Patterns T+8 Period, Total Time	Frequency (No./hour)
Talking/rounding → walking/moving	2.30	Talking/rounding → walking/moving	0.99
Walking/moving → talking/rounding	2.20	Computer—writing → talking/rounding	0.96
Paper—writing → walking/moving	0.85	Walking/moving → talking/rounding	0.94
Talking/rounding → patient activity	0.78	Talking/rounding → computer—writing	0.87
Phone → computer—writing	0.78	Computer—read → computer—writing	0.86
Patient activity → talking/rounding	0.72	Computer—writing → computer—read	0.82
Computer—writing → phone	0.70	Talking/rounding → computer—read	0.65
Paper—writing → talking/rounding	0.67	Computer—writing → phone	0.61
Walking/moving → paper—writing	0.65	Phone → computer—writing	0.61

Abbreviation: CPOE, computerized prescriber order entry.

^*Frequency is defined as the average number of transitions occurring per hour. The arrows denote the transition from the activity on the left to the activity on the right.