No. |
Factor |
Mean |
Std. |
RII % |
T-test |
P-value |
Rank |
1 |
Resistance of managers to change planner system |
3.82 |
1.221 |
76.327 |
6.617 |
0.000 |
12 |
2 |
Failure of management commitment to LPC implementation |
4.05 |
1.134 |
81.020 |
9.175 |
0.000 |
7 |
3 |
Lack of human capital |
3.16 |
1.544 |
63.265 |
1.046 |
0.000 |
16 |
4 |
Lack of understanding of new system |
3.71 |
1.339 |
74.286 |
5.280 |
0.000 |
13 |
5 |
Lack of skills, training, and experience |
4.13 |
1.090 |
82.653 |
10.286 |
0.000 |
1 |
6 |
Non-supportive organizational climate |
3.83 |
1.308 |
76.531 |
6.254 |
0.000 |
11 |
7 |
Lack of stakeholder support |
3.91 |
1.236 |
78.163 |
7.274 |
0.000 |
10 |
8 |
Lengthy approval procedure from client and top management |
4.11 |
1.064 |
82.245 |
10.351 |
0.000 |
3 |
9 |
Misuse of information generated during implementation of LPC |
4.11 |
0.962 |
82.245 |
11.446 |
0.000 |
3 |
10 |
Partial or late implementation of LPC |
3.94 |
1.208 |
78.776 |
7.691 |
0.000 |
9 |
11 |
Unavailability of coordinate and cooperation between parties |
3.96 |
1.183 |
79.184 |
8.024 |
0.000 |
8 |
12 |
Short-term vision |
3.03 |
1.516 |
60.612 |
0.200 |
0.000 |
18 |
13 |
Misinterpretation of PPC indicator |
3.32 |
1.517 |
66.327 |
2.064 |
0.000 |
14 |
14 |
Involvement of many parties joined the project, especially subcontractors and suppliers |
3.23 |
1.491 |
64.694 |
1.558 |
0.000 |
15 |
15 |
Weak communication among participants of the production process |
3.13 |
1.597 |
62.653 |
0.822 |
0.000 |
17 |
16 |
Lack of integration between client, consultant, contractor and supplier |
4.06 |
1.073 |
81.224 |
9.793 |
0.000 |
6 |
17 |
Lack of implementation of advanced technology in construction |
4.07 |
1.077 |
81.429 |
9.849 |
0.000 |
5 |
18 |
Lack of the training program for the managers |
4.13 |
0.970 |
82.653 |
11.559 |
0.000 |
1 |