Variables	Total Sample (N=86)
Mean age in years ± SD	35 ± 8
Age group	n (%)
18-29	21 (24.4)
30-39	37 (43.0)
40-49	28 (32.6)
Highest level of education	n (%)
Elementary School	0
Middle School	12 (14.0)
Secondary School	20 (23.3)
Bachelor	6 (7.0)
Master’s Degree	37 (43.0)
Doctoral Degree	9 (10.5)
Civil Status	n (%)
Single	31 (36.0)
Married or Common-Law Marriage	49 (57.0)
Divorced	6 (7.0)
Widowed	0
Occupation
Studying	9 (10.5)
Working	68 (79.1)
Inactive	9 (10.5)
Timepoint of first diagnostic
Less than a year	33 (38.4)
Between 1 to 5 years	27 (31.4)
More than 5 years	26 (30.2)
Method of diagnosis
Surgical diagnosis	23 (26.7)
Clinical diagnosis only	63 (73.3)
Endometriosis classification+
Stage I	14 (16.3)
Stage II	11 (12.8)
Stage III	13 (15.1)
Stage IV	29 (33.7)
Not possible to classify	19 (22.1)
Symptoms experienced in the past 4 weeks
Dysmenorrhea	62 (72.1)
Dysuria	15 (17.4)
Dyschezia	24 (27.9)
Dyspareunia	49 (57.0)
Chronic pelvic pain	57 (66.3)
Asthenia	25 (29.1)
Gastrointestinal alterations	20 (23.3)
Abnormal uterine bleeding	29 (33.7)
Previous treatment
Surgical	23 (26.7)
Hormonal	36 (41.9)
Analgesic	12 (14.0)

Table 1 : Participant�s socio-demographic and clinic characteristics at baseline

		EHP-30 Score
		mean	std	median	Range		CI 95%
		mean	std	median	min	max	lower limit	upper limit	p-value
Pain	Baseline	60.2	18.4	61.8	20	89.1	51.6	62.9	<0.001
	3M	40.6	20.4	34.5	20	94.5	31.5	42.2
	6M	33.4	17.7	23.6	20	78.2	28.3	38.8
	Change from baseline at month 3	-19.1	25.0	-14.5	-74.5	23.6	-26.5	-14.2
	Change from baseline at month 6	-22.6	23.4	-25.5	-60	25.5	-30.4	-17.0
Control and powerlessness	Baseline	64.0	23.3	66.7	20.0	100.0	55.6	68.2	<0.001
	3M	43.2	20.7	36.7	20.0	100.0	33.4	46.4
	6M	35.6	21.4	26.7	20.0	96.7	29.6	42.0
	Change from baseline at month 3	-20.5	25.0	-18.4	-73.3	33.3	-28.9	-15.0
	Change from baseline at month 6	-25.0	25.0	-26.7	-66.7	40.0	-33.2	-18.9
Emotional well-being	Baseline	59.1	18.8	60.0	20.0	96.7	50.0	62.2	<0.001
	3M	43.5	22.0	43.3	20.0	93.3	35.9	48.5
	6M	36.9	17.6	36.7	20.0	93.3	32.0	42.5
	Change from baseline at month 3	-14.5	23.5	-13.3	-80.0	46.7	-20.4	-7.4
	Change from baseline at month 6	-18.0	22.7	-20.0	-63.3	43.3	-25.5	-12.2
Social Support	Baseline	56.8	21.4	60	15	95.0	48.5	60.9	<0.001
	3M	45.1	24.1	45.0	20.0	100.0	35.6	49.1
	6M	37.7	21.1	30.0	20.0	100.0	31.7	44.3
	Change from baseline at month 3	-12.0	26.2	-10.0	-70.0	55.0	-19.9	-4.6
	Change from baseline at month 6	-15.9	26.0	-15.0	-70.0	50.0	-20.6	-4.7
Self-image	Baseline	54.6	23.9	30.0	20.0	100.0	43.5	58.2	0.015
	3M	41.9	24.0	33.3	20.0	100.0	32.2	44.9
	6M	38.7	20.0	33.3	20.0	100.0	32.3	44.2
	Change from baseline at month 3	-12.3	23.1	-6.7	-66.7	53.3	-19.7	-5.0
	Change from baseline at month 6	-11.1	28.5	-6.7	-60.0	60.0	-24.3	-9.0

Table 2 : EHP-30 modular scores and changes from baseline