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. 2020 Nov 25;13:546. doi: 10.1186/s13104-020-05388-5

Table 1.

Presence and severity of pain syndrome according to the stage of endometriosis

Pain syndrome Minimal
No (%)
Mild
No (%)
Moderate
No (%)
Severe
No (%)
p value
Dysmenorrhea
 Stage I 0 1 (8.3) 2 (16.7) 9 (75) 0.61
 Stage II 0 0 3 (30) 7 (70)
 Stage III 0 9 (15.8) 18 (31.6) 30 (52.6)
 Stage IV 4 (5.5) 7 (9.6) 22 (30.1) 40 (54.8)
Dyspareunia
 Stage I 5 (45.5) 0 4 (36.4) 2 (18.2) 0.48
 Stage II 4 (44.4) 0 3 (33.3) 2 (22.2)
 Stage III 21 (47.7) 8 (18.2) 7 (15.9) 8 (18.2)
 Stage IV 20 (34.5) 12 (20.7) 17 (29.3) 9 (15.5)
Chronic pelvic pain
 Stage I 7 (58.3) 0 2 (16.7) 3 (25) 0.05
 Stage II 5 (50) 0 5 (50) 0
 Stage III 35 (60.3) 9 (15.5) 10 (17.2) 4 (6.9)
 Stage IV 32 (44.7) 22 (30.6) 13 (18.1) 5 (6.9)

NO number