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Table 1 Baseline characteristics

From: Thermal endometrial ablation in dysfunctional uterine bleeding: an economic comparison of bipolar ablation and balloon ablation

  Bipolar group (N = 83) Balloon group (N = 43)
Age (years) (mean, SD) 42.6 (4.9) 43.1 (3.8)
Duration of menstruation (days) (mean, SD) 7.7 (2.5) 8.1 (2.2)
Number of patients with clots (%) 76 (92%) 38 (88%)
Duration of clots (days) (mean, SD) 3.5 (2.0) 3.3 (2.0)
Pictorial chart (median, min, max) 515 (150–3401) 660 (188–3220)
Dysmenorrhoea
Moderate 17 (21%) 13 (30%)
Severe 34 (41%) 16 (37%)
Uterus
Anteverted 49 (60%) 33 (77%)
Midposition 10 (12%) 4 (9%)
Retroverted 13 (16%) 4 (9%)
Missing 10 (12%) 2 (5%)
Haemoglobin (mmol/L) (mean, SD) 8.0 (0.83) 7.9 (0.90)
FSH (IU/L) (mean, SD) 6.5 (3.5) 6.1 (4.3)