Table 2 Reproductive risk factors for TVUS diagnosed UF, Nigeria, 2021.

From: Population-based study of the reproductive risk factors for transvaginal ultrasound diagnosed uterine fibroids in Nigerian women

 

TVUS diagnosis of uterine fibroid

Negative

Positive

Total

p-value

(N = 266)

(N = 218)

(N = 484)

Mean (SD)

N (%)

Mean (SD)

N (%)

Mean (SD)

N (%)

Age at menarche (years)

14.3 (1.97)

14.3 (1.93)

14.3 (1.95)

0.97

Age at menarche categories

 8–14

148 (55.8%)

124 (57.4%)

272 (56.5%)

0.91

 15–19

111 (41.9%)

88 (40.7%)

199 (41.4%)

 

 20–24

6 (2.3%)

4 (1.9%)

10 (2.1%)

 

Age at sexual debut

19.8 (3.87)

20.1 (3.95)

19.9 (3.90)

0.38

Age at sexual debut categories

 Less than 15

10 (3.8%)

11 (5.1%)

21 (4.4%)

0.58

 15–19

124 (46.8%)

90 (42.1%)

214 (44.7%)

 

 20–24

88 (33.2%)

81 (37.9%)

169 (35.3%)

 

 25 and above

43 (16.2%)

32 (15.0%)

75 (15.7%)

 

Number of children

3.12 (1.97)

2.62 (1.99)

2.90 (1.99)

0.006

Parity status

 Nulliparous

28 (10.5%)

43 (19.7%)

71 (14.7%)

0.004

 Parous

238 (89.5%)

175 (80.3%)

413 (85.3%)

 

Abortion

 No

176 (66.2%)

165 (75.7%)

341 (70.5%)

0.02

 Yes

90 (33.8%)

53 (24.3%)

143 (29.5%)

 

Ectopic pregnancy

 No

265 (99.6%)

218 (100.0%)

483 (99.8%)

0.37

 Yes

1 (0.4%)

0 (0.0%)

1 (0.2%)

 

Age at menopause

44.9 (5.44)

45.8 (5.38)

45.2 (5.40)

0.49

Menopause

 No

199 (75.1%)

176 (81.5%)

375 (78.0%)

0.09

 Yes

66 (24.9%)

40 (18.5%)

106 (22.0%)

 

Stillbirth

 No

253 (95.1%)

212 (97.2%)

465 (96.1%)

0.23

 Yes

13 (4.9%)

6 (2.8%)

19 (3.9%)

 

Regular use of contraceptive methods

 No

143 (53.8%)

141 (64.7%)

284 (58.7%)

0.02

 Yes

123 (46.2%)

77 (35.3%)

200 (41.3%)

 

Age at regular use of contraceptive methods

28.3 (6.13)

29.0 (5.98)

28.6 (6.07)

0.42

Duration of oral contraceptive use

 Never used

222 (83.5%)

189 (86.7%)

411 (84.9%)

0.21

 < 1 year

21 (7.9%)

19 (8.7%)

40 (8.3%)

 

 =/> 1 year

23 (8.6%)

10 (4.6%)

33 (6.8%)

 

Duration of DMPA use

 Never used

212 (79.7%)

200 (91.7%)

412 (85.1%)

 < 0.001

 < 1 year

20 (7.5%)

5 (2.3%)

25 (5.2%)

 

 =/> 1 year

34 (12.8%)

13 (6.0%)

47 (9.7%)

 

Duration of contraceptive implant use

 Never used

243 (91.4%)

203 (93.1%)

446 (92.1%)

0.26

 < 1 year

10 (3.8%)

3 (1.4%)

13 (2.7%)

 

 =/> 1 year

13 (4.9%)

12 (5.5%)

25 (5.2%)