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Table 4 Preoperative and postoperative functional parameters

From: Transurethral 160-W straight beam green laser vaporesection of the prostate: initial experience after 180 procedures

Parameter

Baseline

1 Month

3 Months

6 Months

12 Months

IPSS

24.5 ± 5.2

7.5 ± 2.8*

6.2 ± 2.6*

7.0 ± 2.3*

6.5 ± 2.1*

Qmax (ml/s)

6.5 ± 5.4

19.5 ± 8.2*

20.6 ± 7.1*

22.4 ± 5.4*

21.3 ± 3.8*

PVR (ml)

167.5 ± 158.9

30.2 ± 28.5*

26.2 ± 17.6*

20.5 ± 14.3*

16.8 ± 11.0*

PSA (ng/ml)

4.8 ± 2.2

1.9 ± 1.7*

1.4 ± 1.5*

1.5 ± 1.2*

1.7 ± 1.6*

PV (ml)

66.5 ± 35.3

24.6 ± 10.5*

22.9 ± 8.1*

23.7 ± 9.2*

25.4 ± 9.5*

  1. Results are reported as mean ± standard deviation
  2. IPSS International Prostate Symptom Score, Qmax maximum flow rate, PVR post-void residual urine, PSA prostate-specific antigen, PV prostate volume
  3. * Highly significant difference compared to baseline, p < 0.005