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Table 4 Regression models for CCHS 2.1 and 3.1 combined. Triage scale 4-5.

From: Modeling factors influencing the demand for emergency department services in ontario: a comparison of methods

 

Poisson

Negative Binomial

Zero Inflated Poisson

Zero Inflated Negative Binomial

Hurdle Poisson

Hurdle Negative Binomial

 

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Binary

Count

Binary

Count

Binary

Count

Binary

Count

 

RR (95% CI)

RR (95% CI)

OR (95% CI)

RR (95%CI)

OR (95% CI)

RR (95% CI)

OR (95% CI)

RR (95% CI)

OR (95% CI)

RR (95% CI)

Male

1.10, (1.06-1.14) **

1.11, (1.05-1.17)**

0.94,(0.88-1.01)

1.16, (1.10-1.23)**

0.23,(0.07-0.81) *

1.15, (1.08-1.21)**

1.05, (1.00-1.11)

1.15, (1.09-1.21)**

1.05, (1.00-1.11)

1.20, (1.09-1.33)**

Female

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20-44 years

1.88, (1.79-1.98)**

1.82, (1.68-1.97)**

1.52,(1.37-1.68)**

1.38, (1.29-1.49)**

1.78,(0.43-7.35)

1.78, (1.64-1.93)**

1.80, (1.67-1.95)**

1.38, (1.29-1.49)**

1.80, (1.67-1.95)**

1.42, (1.23-1.63)**

45-64 years

1.18, (1.12-1.24)**

1.16, (1.07-1.25)**

1.11,(1.01-1.22) *

1.10, (1.02-1.18)**

0.45,(0.11-1.81)

1.18, (1.09-1.27)**

1.16, (1.08-1.25)**

1.10, (1.02-1.17)**

1.16, (1.08-1.25)**

1.08, (0.95-1.24)

> 65 years

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RUB 2

1.25, (1.15-1.36)**

1.22, (1.10-1.36)**

1.16,(0.98-1.38)

1.09, (0.94-1.26)

3.16,(0.74-13.44)

1.16, (1.02-1.31)*

1.21, (1.09-1.34)**

1.11, (0.96-1.29)

1.21, (1.09-1.34)**

1.13, (0.91-1.41)

RUB 3

1.61, (1.50-1.74)**

1.55, (1.40-1.71)**

1.19,(1.02-1.39) *

1.37, (1.20-1.55)**

3.98,(0.94-16.84)

1.47, (1.32-1.65)**

1.46, (1.33-1.61)**

1.41, (1.24-1.60)**

1.46, (1.33-1.61)**

1.48, (1.22-1.80)**

RUB 4-5

1.79, (1.63-1.95)**

1.69, (1.49-1.91)**

1.28,(1.07-1.54)**

1.42, (1.23-1.65)**

-

1.53, (1.33-1.75)**

1.59, (1.41-1.80)**

1.48, (1.28-1.71)**

1.59, (1.41-1.80)**

1.56, (1.23-1.98)**

RUB 1

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ADG 6-9

1.39, (1.33-1.46)**

1.37, (1.28-1.47)**

1.09,(0.99-1.20)

1.30, (1.21-1.39)**

0.11,(0.02-0.55) **

1.45, (1.35-1.56)**

1.30, (1.21-1.38)**

1.30, (1.21-1.40)**

1.29, (1.21-1.38)**

1.39, (1.23-1.57)**

ADG 10-32

2.19, (2.04-2.34)**

2.16, (1.94-2.41)**

1.27,(1.11-1.45)**

1.84, (1.67-2.02)**

0.07,(0.01-0.48) **

2.29, (2.04-2.55)**

1.80, (1.62-2.00)**

1.84, (1.67-2.02)**

1.80, (1.62-1.99)**

2.21, (1.83-2.65)**

ADG 0-5

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Income Low

1.62, (1.53-1.71)**

1.53, (1.40-1.66)**

1.18,(1.06-1.32) *

1.40, (1.29-1.51)**

0.22,(0.07-0.73) *

1.58, (1.45-1.73)**

1.45, (1.33-1.57)**

1.41, (1.31-1.53)**

1.45, (1.33-1.57)**

1.47, (1.26-1.70)**

Income Med.

1.32, (1.27-1.38)**

1.30, (1.23-1.38)**

1.07,(0.98-1.16)

1.25, (1.18-1.33)**

0.63,(0.26-1.50)

1.32, (1.24-1.41)**

1.24, (1.17-1.31)**

1.26, (1.18-1.34)**

1.24, (1.17-1.31)**

1.31, (1.18-1.46)**

Income High

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Educ. Low

1.27, (1.21-1.33)**

1.26, (1.17-1.35)**

1.21,(1.10-1.32) *

1.12, (1.05-1.19)**

-

1.20, (1.11-1.29)**

1.27, (1.19-1.36)**

1.11, (1.04-1.18)**

1.27, (1.19-1.36)**

1.12, (0.99-1.27)

Educ. Med.

1.08, (1.03-1.12)**

1.08, (1.02-1.15)*

1.08,(0.99-1.17)

1.03, (0.97-1.10)

6.40,(1.39-29.47) *

1.04, (0.97-1.11)

1.09, (1.03-1.16)**

1.02, (0.96-1.09)

1.09, (1.03-1.16)**

1.02, (0.91-1.14)

Educ. High

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SRH Poor

1.50, (1.42-1.58)**

1.51, (1.39-1.64)**

1.07,(0.97-1.19)

1.41, (1.31-1.52)**

-

1.49, (1.37-1.61)**

1.32, (1.22-1.43)**

1.42, (1.32-1.53)**

1.32, (1.22-1.43)**

1.62, (1.41-1.86)**

SRH Good

1.16, (1.11-1.20)**

1.14, (1.07-1.22)**

1.05,(0.97-1.15)

1.10, (1.03-1.17)**

0.62,(0.31-1.27)

1.16, (1.08-1.23)**

1.12, (1.06-1.19)**

1.11, (1.04-1.18)**

1.12, (1.06-1.19)**

1.14, (1.02-1.27)*

SRH Excellent

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Access Doctor

0.58, (0.55-0.61)**

0.61, (0.56-0.67)**

0.86,(0.78-0.96) *

0.69, (0.64-0.74)**

3.49,(1.65-7.38) **

0.58, (0.53-0.64)**

0.69, (0.63-0.75)**

0.67, (0.62-0.72)**

0.69, (0.63-0.75)**

0.57, (0.50-0.66)**

No Doctor

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1 Chronic Conditions

1.10, (1.05-1.15)**

1.09, (1.02-1.17)*

1.18,(1.08-1.30) *

0.97, (0.91-1.04)

1.68,(0.80-3.52)

1.07, (1.00-1.15)

1.14, (1.07-1.22)**

0.97, (0.90-1.04)

1.14, (1.07-1.22)**

0.92, (0.82-1.04)

>2 Chronic Condition

1.25, (1.19-1.32)**

1.26, (1.16-1.36)**

1.25,(1.13-1.38)**

1.06, (0.99-1.14)

-

1.19, (1.10-1.29)**

1.27, (1.18-1.37)**

1.06, (0.99-1.14)

1.27, (1.18-1.37)**

1.08, (0.94-1.24)

No Chronic Condition

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Rural

1.59, (1.53-1.65)**

1.61, (1.52-1.71)**

1.56,(1.44-1.69)**

1.16, (1.10-1.23)**

-

1.55, (1.45-1.65)**

1.64, (1.55-1.74)**

1.16, (1.10-1.23)**

1.64, (1.55-1.74)**

1.23, (1.11-1.37)**

Urban

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  1. *Statistically significant at 0.05 level
  2. **Statistically significant at 0.01 level
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