Synergistic Effect of Integrated Project Delivery, Lean Construction, and Building Information Modeling on Project Performance Measures: A Quantitative and Qualitative Analysis

Table 2

Analyzing models and control factors.

Model	Variables			Control factors
	IPD	Lean	BIM	Cost performance	Schedule performance
1	Y	Y	Y	C1	S1
2	—	Y	Y	C2	S2
3	Y	—	Y	C3	S4