Table S1 Demographic characteristics and MRI measurements in the study sample Table S1 Demographic characteristics and MRI measurements in the study sample Table S1 Demographic characteristics and MRI measurements in the study sample Table S1 Demographic characteristics and MRI measurements in the study sample Table S1 Demographic characteristics and MRI measurements in the study sample Table S1 Demographic characteristics and MRI measurements in the study sample Table S1 Demographic characteristics and MRI measurements in the study sample Table S1 Demographic characteristics and MRI measurements in the study sample
Variables
All patients enrolled (n= 614)
group
group
group
P value for between-group comparisons
P value for between-group comparisons
P value for between-group comparisons
≤ 30 years (n=120) 31-49 y (n=282) ≥50 y (n=212) ≤30 y vs 31-49y ≤30 y vs≥50 y 31-49 y vs≥50 y
Age, y a 43 (32, 54) a 28 (26, 29) a 39 (34, 45) a 57 (53, 62) a .000 c .000 c .000 c
Height, cm a 160 (156, 163) a 161 (158, 165) a 160 (156, 163) a 158 (156, 162) a .001 c .000 c .152c
Weight, kg a 56.8 (51.0, 64.0) a 54 (49, 62) a 56 (51, 62) a 59 (53, 64) a .060 c .000 c .000 c
BMI, kg/m2 a 22.4 (20.3, 24.9) a 20.5 (19.1, 22.9) a 22.3 (20.3, 24.4) a 23.4 (21.6, 25.8) a .000 c .000 c .000 c
Parity, range 0-6 0-2 0-5 0-6
Nulliparous, n (%) 137 (22.3%) 95 (79.2%) 40 (14.2%) 2 (0.9%) 0.000e 0.000e 0.00e
primiparous, n (%) 290 (47.2%) 16 (13.3%) 168 (59.6%) 106 (50.0%)
Multiparous, n (%) 187 (30.5%) 9 (7.5%) 74 (26.2%) 104 (49.1%)
Vagina delivery, n (%) 361 (58.8%) 15 (12.5%) 149 (52.8%) 197 (92.9%) 0.000e 0.000e 0.00e
Position of uterus Anteposition Retroposition Mesoposition
0.675 e
0.106 e
0.033 e
355 (57.8%) 75 (62.5%) 173 (61.3%) 107 (50.5%)
199 (32.4%) 36 (30.0 %) 80 (28.4%) 83 (39.2%)
60 (9.8% ) 9 (7.5%) 29 (10.3%) 22 (10.4%)
PS3L, cm 12.8 (12.3, 13.5) a 12.8 ( ± 0.9) b 12.8 ( ± 0.8) b 13.0 ( ± 0.8) b .809 d .086d .059 d
PCL, cm 10.1 (9.5, 10.6) a 10.0 ( ± 1.0) b 10.1 (± 0.8) b 10.1 ( ± 0.9) b .546d .542d .937 d
PS3L-PCL angle, degree 27.0 (24.0, 30.0) a 27.5( ± 4.6)b 27.0 (24.0, 31.0) a 27.0 (23.5, 29.0) a .682c .081 c .091c
PS3L-vaginal angle, degree 0.0 (- 4.0, 7.0) a 0.0 (-6.5, 3.0) a 0.0 (-3.0, 6.0) a 3.2 ( ± 9.5)b .023c .000 c .032 c
PCL-vaginal angle, degree 29.0 (23.0, 34.0) a 26.2 ( ± 7.6) b 30.0 (± 8.6) b 29.0 (24.0, 37.0) a .000 d .000 c .841c
b-PS3L, cm -0.5 (-0.9, 0.0) a 0.0 (-0.5, 0.0) a -0.4 (-0.7, 0.0) a -0.8 (-1.2, -0.5) a .002 c .000 c .000 c
C-PS3L, cm 0.0 (-0.4, 0.6) a 0.0 (0.0, 0.7) a 0.0 (-0.4, 0.7) a 0.0 (-0.6, 0.3) a .233c .000 c .000 c
D-PS3L, cm -0.2 (-0.9, 0.0) a -0.2 (-0.8, 0.0) a 0.0 (-0.8, 0.2) a -0.7 (-1.1, 0.0) a .707c .002 c .000 c
b-PCL, cm 0.4 (0.0, 0.7) a 0.7 (0.4, 0.9) a 0.4 (0.0, 0.8) a 0.3 (0.0,0.6) a .000 c .000 c .000 c
C-PCL, cm 2.1 (1.7,2.5) a 2.2 ( ± 0.6 ) b 2.2 ( ± 0.6) b 1.8 (± 0.7) b .698 d .000 d .000 d
D-PCL, cm 3.1 (2.5,3.7) a 3.1 ( ± 0.8 ) b 3.3 ( ± 0.9 ) b 2.7 (2.1, 3.3) a .009d .000 c .000 c
Pb’, cm 2.4 (2.1, 2.6) a 2.4 (2.2, 2.6) a 2.3 ( ± 0.4 )b 2.4 (2.2, 2.6) a .002 c .445c .002 c
Pc, cm 4.5 (3.9, 5.3) a 4.4 (3.9, 5.5) a 4.5 (3.9, 5.5) a 4.5 (± 0.9)b .568c .102c .176c
Pd, cm 7.7 (7.0, 8.5) a 7.8 ( ± 1.1) b 8.0 ( ± 1.1) b 7.2 (6.7, 7.8) a .181d .000 c .000 c
Pb’/PS3L 0.18 ( ± 0.03) b 0.19 ( ± 0.03) b 0.18 ( ± 0.03) b 0.18 ( ± 0.03) b .001 d .179d .014d
Pc/PS3L 0.35 (0.30, 0.42) a 0.36 (0.31, 0.46) a 0.35 (0.30, 0.42) a 0.35 (± 0.07)b .524c .049 c .062c
Pd/PS3L 0.59 (0.54, 0.67) a 0.60 (0.55, 0.70) a 0.62 (0.55, 0.69) a 0.56 ( ± 0.08)b .286 c .000 c .000 c