| 
      Data are expressed as Mean ± SD
        |  | Salpingectomy group | PTD group | Control group | P-Value |  
        | Age (years) | 34.4 ± 3.6 | 32.7 ± 6.3 | 31.7 ± 2.7 | 0.23 |  
        | Unilateral surgery% | 11/20 | 9/19 | __ | 0.33 |  
        | Bilateral surgery% | 9/20 | 10/19 | __ | 0.34 |  
        | Basal FSH level before surgery | 7.0 ± 3.8 | 8.1 ± 1.1 | 6.6 ± 2.3 | 0.42 |  
        | Basal FSH level after surgery | 15.3 ± 8.4a | 9.0±4.3 | 6.7 ± 2.3 | 0.002b |  
        | Operative time (min) | 113.3 ± 25.0 | 80.2 ± 11.5 | __ | 0.07c |  
        | Ovarian artery PI (before surgery) | 1.24 ± 0.76 | 1.47 ± 0.68 | 1.31 ± 0.58 | 0.13 |  
        | Ovarian artery PI (after surgery) | 1.06 ± 0.55 | 1.33 ± 0.61 | 1.28 ± 0.58 | 0.24 |  a Significant differences between group A and B.
 b P = 0.002 (group A: baseline pre-surgery vs. post surgery serum FSH levels).
 c P = 0.07 (operative time In group A vs group B)
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