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1 6 7<br />

The results o f multiva riate logistic regression analysis<br />

of nine ba seli n e ' va riables for t he ir predictive effects are<br />

presented in TABLE 4.3<br />

TABLE "'. 3 PREDICTORS OF POSTPARTUM HYPERTENSI ON: RESUL'rs<br />

OF MULTIPLE REGRESSION ANALYSIS OF 8 BASELINE VARIABLES<br />

Factor<br />

(yariabl e<br />

Regression<br />

c oe f ficie nt<br />

Ethnic group<br />

parity<br />

ANC attendance (Nc .)<br />

Pregnancy Hypertension<br />

Age<br />

Multiple pregnancy<br />

occupation<br />

0 .355<br />

0.420<br />

0.272<br />

0.684<br />

- 0. 231<br />

-0 .388<br />

- 0 . 0 3 9<br />

Education<br />

0 .000<br />

s tandard<br />

error<br />

0 .110<br />

0 .195<br />

0 . 1 4 9<br />

0 .656<br />

0 .224<br />

0 .580<br />

0.083<br />

0 .1 23<br />

ccerr.<br />

I S . E<br />

3.243<br />

2 .153<br />

1.832<br />

1.043<br />

-1.031<br />

- 0 . 6 6 8<br />

- 0 . 473<br />

0 .002<br />

See APPENDIX M f or Correlation matrices a nd Parameter<br />

estimates .<br />

As was also found during univariate a nalysis, ethnic origin<br />

was the most i mportant factor identified in the regression<br />

analysis t o be significa nt ly associated with the occurrence of<br />

postpart um hy pertension in the study popu j at.Lcn,<br />

Al t ho ugh p a r ity was no t f ound to be significantly<br />

associated wi t h post partum hypertension on univariate<br />

analysis (P=O. 1 8) , it r a nks second as a predictor in the above<br />

analysis. Parity was slightly correlated with ethnic origin<br />

(r=O .:;q a nd also with othe r variables such as age, number of<br />

an t enatal clinic attendances and pregn ancy hype r t e nsion which<br />

ha d elevated coefficients/S,E . ratios.

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