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Table 4 Obstetric factors associated with pregnancy in adolescence

From: Prevalence, socioeconomic factors and obstetric outcomes associated with adolescent motherhood in Ceará, Brazil: a population-based study

 

Adolescent mothers

    

Yes

No

    

n (%)

n (%)

pa

OR (95%CI)a

pb

OR (95%CI)b

Knows the PCS?

 Yes, has been visited

144 (33.1)

750 (39.9)

< 0.001*

Ref.

< 0.001*

Ref.

 Yes, PCS in the area but has not been visited

58 (13.3)

292 (15.5)

 

1.03 (0.74–1.43)

 

0.96 (0.68–1.35)

 Yes, has heard about it

48 (11)

294 (15.6)

 

0.85 (0.59–1.2)

 

0.86 (0.59–1.23)

 Does not know it

185 (42.5)

541 (28.8)

 

1.78 (1.36–2.33)

 

1.8 (1.37–2.36)

Miscarriage

 Yes, in the last 12 months

21 (4.8)

29 (1.5)

< 0.001*

3 (1.66–5.4)

< 0.001*

3.11 (1.69–5.71)

 Yes, more than 12 months ago

28 (6.4)

272 (14.3)

 

0.42 (0.28–0.63)

 

0.43 (0.29–0.64)

 No

384 (88.6)

1593 (84.1)

 

Ref.

 

Ref.

Weight recorded in the prenatal booklet

 Yes, in all consultations

232 (61.8)

1001 (64.4)

0.601

Ref.

 Yes, in some consultations

25 (6.6)

89 (5.7)

 

1.21 (0.75–1.94)

  

 No

118 (31.4)

464 (29.8)

 

1.09 (0.85–1.4)

  

Tests performed in prenatal care during the last pregnancy

 Blood tests

  Yes

390 (98.4)

1619 (99.1)

0.235b

0.56 (0.25–1.24)

  No

6 (1.5)

14 (0.8)

 

Ref.

  

 Urinalysis

  Yes

388 (97.9)

1613 (98.6)

0.318

0.66 (0.31–1.37)

  No

8 (2)

22 (1.3)

 

Ref.

  

 VDRL

  Yes

379 (96.9)

1602 (98.2)

0.085

0.55 (0.3–1)

  No

12 (3)

28 (1.7)

 

Ref.

  

 HIV

  Yes

379 (95.7)

1604 (98.1)

0.004*

0.41 (0.24–0.72)

.004*

0,42 (0,23-0,76)

  No

17 (4.2)

30 (1.8)

 

Ref.

 

Ref.

 Ultrasonography

  Yes

390 (98.7)

1616 (98.9)

0.699b

0.82 (0.35–1.89)

  No

5 (1.2)

17 (1)

 

Ref.

  

Type of delivery

 Vaginal

200 (51)

635 (39.2)

< 0.001*

1.63 (1.29–2.04)

0.001

1,51 (1,2-1,9)

 Forceps

4 (1)

10 (0.6)

 

2.07 (0.64–6.61)

 

2,3 (0,69-7,62)

 Caesarean section

188 (47.9)

973 (60.1)

 

Ref.

 

Ref.

Baby was breastfed within the 1st hour after birth?

 Yes

278 (70.3)

1190 (73)

0.294

0.87 (0.68–1.12)

 No

117 (29.6)

440 (26.9)

 

Ref.

  

Problems after delivery

 Headache

  Yes

106 (26.8)

432 (26.4)

0.862

1.02 (0.78–1.33)

  No

289 (73.1)

1204 (73.5)

 

Ref.

  

 Mastitis

  Yes

118 (29.8)

430 (26.2)

0.147

1.19 (0.93–1.52)

  No

277 (70.1)

1207 (73.7)

 

Ref.

  

 Fever

  Yes

75 (18.9)

239 (14.5)

0.030*

1.37 (1.03–1.81)

0.034*

1.36 (1.02–1.81)

  No

320 (81)

1399 (85.4)

 

Ref.

 

Ref.

 Malodorous discharge

  Yes

19 (4.8)

62 (3.7)

0.345

1.28 (0.72–2.28)

  No

375 (95.1)

1576 (96.2)

 

Ref.

  

 Fistula

  Yes

20 (5)

68 (4.1)

0.418

1.23 (0.72–2.1)

  No

374 (94.9)

1570 (95.8)

 

Ref.

  

 Urinary infection

  Yes

36 (9.1)

112 (6.8)

0.115

1.37 (0.92–2.03)

  No

358 (90.8)

1526 (93.1)

 

Ref.

  

 Arterial hypertension

  Yes

25 (6.3)

135 (8.2)

0.204

0.75 (0.49–1.13)

  No

370 (93.6)

1502 (91.7)

 

Ref.

  

 Seizure

  Yes

2 (0.5)

20 (1.2)

.217b

0.41 (0.09–1.8)

  No

393 (99.4)

1617 (98.7)

 

Ref.

  

 Breastfeeding problems

  Yes

48 (12.1)

148 (9)

0.061

1.38 (0.97–1.97)

  No

347 (87.8)

1487 (90.9)

 

Ref.

  

 Bleeding

  Yes

38 (9.6)

118 (7.2)

0.102

1.37 (0.91–2.05)

  No

356 (90.3)

1520 (92.7)

 

Ref.

  
 

x̅ ± SD

x̅ ± SD

pa

OR (95%CI)a

pb

βb

Number of prenatal consultations at the last pregnancy

8 ± 2.8

8 ± 2.9

0.002*

0.010

−0.432 (−0.75. -0.10)

Month when prenatal care was started

3 ± 1.4

2 ± 1.5

< 0.001*

< 0.001*

0.38 (0.21–0.55)

  1. a - Unadjusted results. / b - Results adjusted by income.
  2. PCS Primary care services.