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| |
Impression material
|
p-value
|
|---|
|
Alginate
|
Addition silicone
|
Condensation silicone
|
|---|
|
F
|
%
|
F
|
%
|
F
|
%
|
|---|
|
Voids in finish line
| | | | | | | |
|
Yes
|
59
|
81.9
|
3
|
4.2
|
10
|
13.9
|
0.000
|
|
No
|
25
|
26.9
|
31
|
33.3
|
37
|
39.8
| |
|
Bubbles in finish line
| | | | | | | |
|
Yes
|
70
|
61.4
|
13
|
11.4
|
31
|
27.2
|
0.000
|
|
No
|
14
|
27.5
|
21
|
41.2
|
16
|
31.4
| |
|
Tear in finish line
| | | | | | | |
|
Yes
|
16
|
55.2
|
5
|
17.2
|
8
|
27.6
|
0.848
|
|
No
|
68
|
50.0
|
29
|
21.3
|
39
|
28.7
| |
|
Tissue over finish line
| | | | | | | |
|
Yes
|
6
|
31.6
|
5
|
26.3
|
8
|
42.1
|
0.191
|
|
No
|
78
|
53.4
|
29
|
19.9
|
39
|
26.7
| |
|
Pull or fold in finish line
| | | | | | | |
|
Yes
|
22
|
40.7
|
9
|
16.7
|
23
|
42.6
|
0.020
|
|
No
|
62
|
55.9
|
25
|
22.5
|
24
|
21.6
| |
|
Gingival retraction
| | | | | | | |
|
Adequate
|
2
|
14.3
|
11
|
78.6
|
1
|
7.1
|
0.000
|
|
Inadequate
|
82
|
55.8
|
20
|
13.6
|
45
|
30.6
| |
|
Supragingival finish line
|
0
|
0.0
|
3
|
75.0
|
1
|
25.0
| |
|
Total impressions with errors in the finish line
| | | | | | | |
|
Yes
|
84
|
55.3
|
24
|
15.8
|
44
|
28.9
|
0.000
|
|
No
|
0
|
0.0
|
10
|
76.9
|
3
|
23.1
| |
|
Retention of material to tray
| | | | | | | |
|
Adequate
|
78
|
49.7
|
34
|
21.7
|
45
|
28.7
|
0.308
|
|
Inadequate
|
6
|
75.0
|
0
|
0.0
|
2
|
25.0
| |
|
Voids in preparation area
| | | | | | | |
|
Yes
|
31
|
67.4
|
4
|
8.7
|
11
|
23.9
|
0.016
|
|
No
|
53
|
44.5
|
30
|
25.2
|
36
|
30.3
| |
|
Bubbles in preparation area
| | | | | | | |
|
Yes
|
35
|
61.4
|
7
|
12.3
|
15
|
26.3
|
0.084
|
|
No
|
49
|
45.4
|
27
|
25.0
|
32
|
29.6
| |
|
Tray show through preparation area
| | | | | | | |
|
Yes
|
20
|
95.2
|
0
|
0.0
|
1
|
4.8
|
0.000
|
|
No
|
64
|
44.4
|
34
|
23.6
|
46
|
31.9
| |
|
Poor detailed impressions
| | | | | | | |
|
Yes
|
5
|
50.0
|
1
|
10.0
|
4
|
40.0
|
0.633
|
|
No
|
79
|
51.0
|
33
|
21.3
|
43
|
27.7
| |
|
Total impressions with errors in the preparation area
| | | | | | | |
|
Yes
|
58
|
65.2
|
9
|
10.1
|
22
|
24.7
|
0.000
|
|
No
|
26
|
34.2
|
25
|
32.9
|
25
|
32.9
| |
|
Blood in impression
| | | | | | | |
|
Yes
|
69
|
80.2
|
11
|
12.8
|
6
|
7.0
|
0.000
|
|
No
|
15
|
19.0
|
23
|
29.1
|
41
|
51.9
| |
