Table 2: Comparison of repeated Doppler ultrasound and ultrasound in the groups.
|
|
Study group |
Control group |
P |
n (353) |
n (248) |
|||
Number of ultrasound/Doppler ultrasound viewed |
One time |
|
169 (68.2%) |
0.916 |
|
Two times |
97 (27.5%) |
72 (29.0%) |
|
|
Three times |
10 (2.8%) |
7 (2.8%) |
|
Chi-square test was used.