Table 5 MIA prediction models: Performance metrics of full and parsimonious models.

AUC

F1-micro

F1-weighted

Full Models using all 57 features

SVM-L2

72.9% (1.5%)

83.4% (1.0%)

81.1% (0.9%)

LR-L2

72.9% (1.6%)

83.2% (0.4%)

81.3% (1.0%)

XGBoost

75.1% (1.0%)

84.4% (0.8%)

82.4% (0.9%)

RF

75.7% (0.6%)

84.9% (1.2%)

82.5% (0.7%)

Parsimonious Models using 25 features (SVM-L1)

SVM-L2

72.9% (1.4%)

83.4% (1.0%)

81.1% (0.9%)

LR-L2

72.8% (1.4%)

83.4% (1.1%)

81.1% (1.1%)

XGBoost

75.5% (1.1%)

83.9% (1.7%)

82.1% (0.8%)

RF

75.7% (1.3%)

84.2% (0.9%)

82.3% (0.7%)

Parsimonious Models using 25 features (UFS)

SVM-L2

72.5% (1.7%)

82.8% (0.8%)

81.0% (1.0%)

LR-L2

72.6% (1.7%)

82.7% (1.0%)

80.9% (1.0%)

XGBoost

75.1% (0.8%)

84.3% (1.8%)

82.2% (0.8%)

RF

75.2% (0.9%)

83.6% (2.0%)

82.3% (0.9%)

Variable

Coef

ME

OR

OR 95% CI

X₁

X₀

Y_corr

P-Value

Language - Spanish

-0.231

-0.0237

0.794

0.653

0.964

0.104

0.127

-0.024

0.014

Time Since Prior Cancellation

0.946

0.0001

1.001

1.0005

1.001

224.021

161.099

0.079

<0.001

Season - Spring

-0.296

-0.0303

0.744

0.629

0.880

0.184

0.218

-0.029

<0.001

Primary Insurance - Private

-0.194

-0.0211

0.824

0.729

0.931

0.529

0.550

-0.015

0.002

Department – Community Health Center

-1.926

-0.1152

0.146

0.058

0.364

0.004

0.020

-0.042

<0.001

Department – Primary Care

0.389

0.0425

1.476

1.199

1.816

0.648

0.295

0.256

<0.001

Season - Winter

-0.343

-0.0350

0.710

0.579

0.870

0.188

0.231

-0.035

<0.001

Order Name - Diagnostic

-0.161

-0.0178

0.851

0.728

0.995

0.752

0.749

0.002

0.047

Cancelation Last Appointment

0.070

0.0077

1.073

0.931

1.237

0.267

0.270

-0.002

0.336

Marital Status - Married

-0.183

-0.0194

0.833

0.730

0.951

0.294

0.349

-0.040

0.006

Time - After 16 P.M.

0.006

0.0007

1.006

0.811

1.249

0.084

0.095

-0.014

0.955

Total Completed Appointments

-0.862

-0.0055

0.951

0.912

0.991

1.489

1.826

-0.072

0.016

Department – Radiology

-1.359

-0.1443

0.257

0.207

0.320

0.226

0.600

-0.259

<0.001

Time - Before 8 A.M.

0.838

0.1123

2.312

1.434

3.727

0.015

0.018

-0.007

0.004

Temperature

-0.297

-0.0003

0.997

0.993

1.001

46.050

44.831

0.021

0.142

Median Household Income

-0.650

-0.0000004

0.999

0.999

0.999

54383

55619

-0.021

0.028

Distance

0.100

0.0001

1.001

0.996

1.005

11.499

11.497

0.000

0.763

SDH - Housing

0.310

0.0363

1.364

1.051

1.770

0.069

0.047

0.035

0.030

SDH - Transportation

0.211

0.0240

1.235

0.966

1.577

0.095

0.067

0.037

0.109

SDH - Utilities

0.248

0.0284

1.282

1.021

1.609

0.111

0.086

0.031

0.043

SDH – Food

-0.018

-0.0020

0.982

0.799

1.205

0.163

0.137

0.025

0.859

SDH - Medications

-0.027

-0.0029

0.973

0.766

1.237

0.097

0.080

0.021

0.824

SDH - Caregiving

-0.670

-0.0595

0.512

0.332

0.789

0.021

0.029

-0.018

<0.001

SDH - Employment

-0.146

-0.0152

0.864

0.660

1.133

0.070

0.065

0.006

0.273

SDH - Education

0.009

0.0010

1.009

0.817

1.247

0.125

0.110

0.016

0.933

Constant Coef

-0.794

-

-

-

-

-

-

-

-