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. 2020 Feb 10;15(2):e0228856. doi: 10.1371/journal.pone.0228856

Table 2. Factors associated with obstructed labour at bivariable analysis.

Characteristic Crude OR 95% CI P- Value
Mean age, years (SD)* -0.05 -0.08 - -0.03 0.000
less than 20 2.14 1.38–3.30 0.001
20 to 29 1
30 and above 0.77 0.49–1.20 0.243
Mean height, cm (SD)* -0.03 -0.05 - -0.01 0.011
less than 150 1.78 0.83–3.82 0.137
above 150 1
Mean weight, kg (SD)* -0.01 -0.03 - -0.00 0.142
Mean fetal birth weight, kg (SD)* -0.34 -0.74 - -0.05 0.088
less than 2.5 2.42 0.48–12.19 0.284
2.5 to 3.5 1
above 3.5 0.59 0.42–0.83 0.003
Mean fetal heart rate, bpm (SD)* -0.02 -0.00 - -0.03 0.040
less than 120 14.24 1.85–109.6 0.011
120 to 160 1
above 160 4.11 1.34–12.54 0.013
Marital status
Married 0.59 0.35–0.97 0.037
Not Married 1
Education level of respondent
Post primary 0.55 0.39–0.67 0.001
Primary 1
Occupation of respondent
House wife 1
Peasant farmer 1.77 1.00–3.14 0.048
Salary earner 1.03 0.59–1.79 0.912
Retail business 0.38 0.22–0.64 0.000
Place of Residence
Rural 0.48 0.30–0.77 0.003
Urban 1
Distance to the nearest Health Unit
≥ 5 km 1.43 0.94–2.18 0.093
<5 km 1
Education level of spouse
Primary 0.43 0.30–0.62 0.000
Post primary 1
Occupation of spouse
Peasant farmer 1
Retail business 0.61 0.39–0.96 0.033
Paid employee 0.57 0.37–0.88 0.011
Gravidity
Prime gravida 3.37 2.31–4.94 0.000
Gravida 2 to 4 1
Gravida 5+ 1.55 0.92–2.63 0.100
Number of ANC visits
< 4 ANC visits 1.01 0.73–1.41 0.933
≥ 4 ANC visits 1
Health facility attended for ANC
Public health facility 1.38 0.55–3.42 0.493
Private health facility 1
Have a delivery plan
Yes 0.79 0.55–1.13 0.196
No 1
Used herbal medicines in labour
Yes 3.65 2.45–5.42 0.000
No 1
Being a referral
Yes 9.69 5.79–16.21 0.000
No 1
Source of referral
Public health facility 1.00 0.20–4.96 1.000
Private health facility 1    

Abbreviations: cm, centimetre; km, kilometre; kg, kilogram; bpm, beats per minute; ANC, antenatal care; SD, standard deviation; CI, confidence interval.

* logit coefficients.