Table 2.

Clinical Characteristics of the Study Population in Explorative and Biomarker Discovery Phases of the Study

CharacteristicEndometriosis
(n = 8 Women; 23 Samples)Healthy controls,(n = 8 Women; 24 Samples)P Value
Explorative and biomarker discovery phasea
 Age, y (mean ± SD)33.4 ± 5.639.5 ± 4.80.035
 BMI, kg/m2 (mean ± SD)26.5 ± 3.328.3 ± 5.10.414
 Surgical inspection of pelvis, n (%)8 (100%)3 (37.5%)
 Indications for surgery, n (%)
  Pain4 (50%)
  Pain plus infertility4 (50%)
  Sterilization3 (100%)
 Severity of endometriosis (rASRM), n (%)
  Minimal–mild (stage I to II)5 (62.5%)NA
  Moderate–severe (stage III to IV)3 (37.5%)NA
CharacteristicEndometriosis
(n = 8 Women; 23 Samples)Healthy controls,(n = 8 Women; 24 Samples)P Value
Explorative and biomarker discovery phasea
 Age, y (mean ± SD)33.4 ± 5.639.5 ± 4.80.035
 BMI, kg/m2 (mean ± SD)26.5 ± 3.328.3 ± 5.10.414
 Surgical inspection of pelvis, n (%)8 (100%)3 (37.5%)
 Indications for surgery, n (%)
  Pain4 (50%)
  Pain plus infertility4 (50%)
  Sterilization3 (100%)
 Severity of endometriosis (rASRM), n (%)
  Minimal–mild (stage I to II)5 (62.5%)NA
  Moderate–severe (stage III to IV)3 (37.5%)NA
CharacteristicEndometriosis
(n = 10 Women; 10 Samples)Symptomatic Controls
(n = 10 Women; 10 Samples)P Value
Biomarker discovery phaseb
 Age, y (mean ± SD)32.7 ± 4.728.1 ± 6.70.073
 BMI, kg/m2 (mean ± SD)23.1 ± 2.326.8 ± 5.020.05
 Stage of menstrual cycle, n (%)0.851
  Early proliferative0 (0%)2 (20%)
  Late proliferative1 (10%)1 (10%)
  Secretory8 (80%)6 (60%)
  Undetermined1 (10%)1 (10%)
 Indications for surgery, n (%)>0.999
  Pain7 (70%)7 (70%)
  Pain plus infertility3 (30%)3 (30%)
 Severity of endometriosis (rASRM), n (%)
  Minimal–mild (stage I to II)0 (0%)NA
  Moderate–severe (stage III to IV)10 (100%)NA
CharacteristicEndometriosis
(n = 10 Women; 10 Samples)Symptomatic Controls
(n = 10 Women; 10 Samples)P Value
Biomarker discovery phaseb
 Age, y (mean ± SD)32.7 ± 4.728.1 ± 6.70.073
 BMI, kg/m2 (mean ± SD)23.1 ± 2.326.8 ± 5.020.05
 Stage of menstrual cycle, n (%)0.851
  Early proliferative0 (0%)2 (20%)
  Late proliferative1 (10%)1 (10%)
  Secretory8 (80%)6 (60%)
  Undetermined1 (10%)1 (10%)
 Indications for surgery, n (%)>0.999
  Pain7 (70%)7 (70%)
  Pain plus infertility3 (30%)3 (30%)
 Severity of endometriosis (rASRM), n (%)
  Minimal–mild (stage I to II)0 (0%)NA
  Moderate–severe (stage III to IV)10 (100%)NA

Abbreviation: NA, not applicable.

a

Women with endometriosis vs healthy asymptomatic controls.

b

Women with endometriosis vs symptomatic controls; surgically defined cohort.

Table 2.

Clinical Characteristics of the Study Population in Explorative and Biomarker Discovery Phases of the Study

CharacteristicEndometriosis
(n = 8 Women; 23 Samples)Healthy controls,(n = 8 Women; 24 Samples)P Value
Explorative and biomarker discovery phasea
 Age, y (mean ± SD)33.4 ± 5.639.5 ± 4.80.035
 BMI, kg/m2 (mean ± SD)26.5 ± 3.328.3 ± 5.10.414
 Surgical inspection of pelvis, n (%)8 (100%)3 (37.5%)
 Indications for surgery, n (%)
  Pain4 (50%)
  Pain plus infertility4 (50%)
  Sterilization3 (100%)
 Severity of endometriosis (rASRM), n (%)
  Minimal–mild (stage I to II)5 (62.5%)NA
  Moderate–severe (stage III to IV)3 (37.5%)NA
CharacteristicEndometriosis
(n = 8 Women; 23 Samples)Healthy controls,(n = 8 Women; 24 Samples)P Value
Explorative and biomarker discovery phasea
 Age, y (mean ± SD)33.4 ± 5.639.5 ± 4.80.035
 BMI, kg/m2 (mean ± SD)26.5 ± 3.328.3 ± 5.10.414
 Surgical inspection of pelvis, n (%)8 (100%)3 (37.5%)
 Indications for surgery, n (%)
  Pain4 (50%)
  Pain plus infertility4 (50%)
  Sterilization3 (100%)
 Severity of endometriosis (rASRM), n (%)
  Minimal–mild (stage I to II)5 (62.5%)NA
  Moderate–severe (stage III to IV)3 (37.5%)NA
CharacteristicEndometriosis
(n = 10 Women; 10 Samples)Symptomatic Controls
(n = 10 Women; 10 Samples)P Value
Biomarker discovery phaseb
 Age, y (mean ± SD)32.7 ± 4.728.1 ± 6.70.073
 BMI, kg/m2 (mean ± SD)23.1 ± 2.326.8 ± 5.020.05
 Stage of menstrual cycle, n (%)0.851
  Early proliferative0 (0%)2 (20%)
  Late proliferative1 (10%)1 (10%)
  Secretory8 (80%)6 (60%)
  Undetermined1 (10%)1 (10%)
 Indications for surgery, n (%)>0.999
  Pain7 (70%)7 (70%)
  Pain plus infertility3 (30%)3 (30%)
 Severity of endometriosis (rASRM), n (%)
  Minimal–mild (stage I to II)0 (0%)NA
  Moderate–severe (stage III to IV)10 (100%)NA
CharacteristicEndometriosis
(n = 10 Women; 10 Samples)Symptomatic Controls
(n = 10 Women; 10 Samples)P Value
Biomarker discovery phaseb
 Age, y (mean ± SD)32.7 ± 4.728.1 ± 6.70.073
 BMI, kg/m2 (mean ± SD)23.1 ± 2.326.8 ± 5.020.05
 Stage of menstrual cycle, n (%)0.851
  Early proliferative0 (0%)2 (20%)
  Late proliferative1 (10%)1 (10%)
  Secretory8 (80%)6 (60%)
  Undetermined1 (10%)1 (10%)
 Indications for surgery, n (%)>0.999
  Pain7 (70%)7 (70%)
  Pain plus infertility3 (30%)3 (30%)
 Severity of endometriosis (rASRM), n (%)
  Minimal–mild (stage I to II)0 (0%)NA
  Moderate–severe (stage III to IV)10 (100%)NA

Abbreviation: NA, not applicable.

a

Women with endometriosis vs healthy asymptomatic controls.

b

Women with endometriosis vs symptomatic controls; surgically defined cohort.

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