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Table 3 Stepwise logistic regression modelling the probability of the overall process being difficult (score between 3 and 5), N = 550

From: Scheduling an appointment for MRI: patient perception of wait time and difficulty

 

Odds Ratio Estimates

Pr > ChiSq

 

Point Estimate

95% Wald Confidence Limits

Intercept

   

 < .0001*

Sex, Female vs Male

0.969

0.632

1.484

0.884

HMO, vs 4

   

0.5395

1

0.676

0.329

1.386

 

2

0.85

0.403

1.794

 

3

0.603

0.257

1.417

 

Age group, vs 55 + 

   

0.3404

18–34

1.532

0.85

2.761

 

35–54

1.397

0.807

2.419

 

WT referral to call1, 1- unit increment

1.309

1.125

1.523

0.0005*

WT for report2, 1- unit increment

1.265

1.02

1.568

0.032*

Tried earlier appointment, Yes vs No

2.482

1.596

3.86

 < .0001*

Tried multiple sites3, 1- unit increment

1.922

1.397

2.644

 < .0001*

Reasonable overall4, 1- unit increment

1.615

1.352

1.929

 < .0001*

  1. *Statistically significant at the level of P ≤ 0.05
  2. 11- < 1 week, 2-1–2 weeks, 3-2 weeks–1 month, 4-1–2 months, 5- > 2 months
  3. 21- < 1 week, 2-1–2 weeks, 3-2 weeks–1 month, 4- > 1 month, 5- did not receive
  4. 31-1 site, 2- 2 sites, 3- more than 2 sites
  5. 41- reasonable, 5- not reasonable