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Table 2 Risk factors for maternal anaemia in Sudanese women using univariate and logistic regression analyses

From: Placental malaria and its effect on pregnancy outcomes in Sudanese women from Blue Nile State

Characteristics

N (%) of the total

Anaemia, N (%)

Univariate analyses

Logistic regression analyses

OR (95% CI)

P

OR (95% CI)

P

Site of collection

 Ed-Dmazen Hospital

372 (32.4)

284 (76.3)

2.9 (2.2–3.9)

<0.001

2.0 (1.3–3.3)

0.002

 El-Roseires Hospital

227 (19.8)

173 (76.2)

2.9 (2.0–4.1)

<0.001

1.6 (0.9–2.7)

0.074

 Surgical complex

550 (47.9)

286 (52.0)

Reference

 

Reference

 

Age groups (years)a

 <23.3

674 (58.7)

547 (81.2)

6.1 (4.7–7.9)

<0.001

3.2 (1.6–6.1)

<0.001

 ≥23.3

475 (41.3)

196 (41.3)

Reference

 

Reference

 

Parity

 Primiparae

553 (48.1)

457 (82.6)

7.8 (5.6–10.8)

<0.001

1.4 (0.7–2.8)

0.252

 Secundiparae

297 (25.8)

173 (58.2)

2.2 (1.6–3.1)

<0.001

1.0 (0.5–1.8)

0.874

 Multiparae

299 (26.0)

113 (37.8)

Reference

 

Reference

 

Residence

 Rural

347 (30.2)

264 (76.1)

2.1 (1.6–2.8)

<0.001

1.0 (0.6–1.6)

0.955

 Urban

802 (69.8)

479 (59.7)

Reference

 

Reference

 

Education

 <Secondary level

922 (80.2)

649 (70.4)

3.3 (2.4–4.5)

<0.001

2.8 (1.6–4.8)

<0.001

 ≥Secondary level

227 (19.8)

94 (41.4)

Reference

 

Reference

Antenatal care visits

 Not attended

697 (60.7)

574 (82.4)

7.8 (5.9–10.2)

<0.001

11.9 (7.8–18.1)

<0.001

 Attended

452 (39.3)

169 (37.4)

Reference

 

Reference

 

Use bed nets

 No

1047 (91.1)

702 (67.0)

3.0 (1.9–4.5)

<0.001

1.3 (0.8– 2.4)

0.228

 Yes

102 (8.9)

41 (40.2)

Reference

 

Reference

 

Peripheral malaria

 Positive

434 (37.8)

417 (96.1)

29.2 (17.6–48.5)

<0.001

6.6 (3.4–12.5)

<0.001

 Negative

715 (62.2)

326 (45.6)

Reference

 

Reference

 

Placental malaria

 Positive

677 (58.9)

639 (94.4)

59.5 (40.1–88.1)

<0.001

41.6 (23.3–74.4)

<0.001

 Negative

472 (41.1)

104 (22.0)

Reference

 

Reference

 
  1. N number, OR odds ratio, CI confidence interval
  2. aCorrected for the site. Four women were missing data on education