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Table 4 The elderly’s characteristics investigated in this study

From: Which are best for successful aging prediction? Bagging, boosting, or simple machine learning algorithms?

Category

Variable name

Variable values

Frequency of elderly participants

Socio-demographic factors

Age (years)

60–69

813

70–79

383

> 80

269

Sex

Female

922

Male

543

Educational level

No literacy

754

Elementary

297

Diploma

245

Academic

169

Marital status

Married

874

Single

135

Divorced

121

Widowed

235

Occupation

No job

212

Housekeeper

624

Retired

443

Self-employment

186

Income level

Under the poverty line

1121

On the poverty line

344

Insurance status

Yes

1114

No

351

Biomedical factors

Hypertension

Yes

1123

No

342

CVA

Yes

572

No

893

Bone disease

Yes

894

No

571

Renal disease

Yes

364

No

1101

Liver disease

Yes

320

No

1145

Muscle disease

Yes

935

No

530

Depression

Yes

588

No

877

Convalescences

Yes

270

No

1195

Eye disease

Yes

460

No

1005

Diabetes

Yes

622

No

843

Cancer

Yes

418

No

1047

Other diseases

Yes

256

No

1209

Sports activities

Yes

971

No

494

Exercise time

No exercise

913

< 30 min

383

> 30 min

169

Type of exercise

No exercise

912

Aerobic

224

Non-aerobic

143

Both

186

Sexual health

Unhealthy

1271

Healthy

294

Perform disease prevention activities

Yes

472

No

993

Nutritional status

Fair

951

Good

514

Mal-nutritional status

No

571

Yes

894

Physical activity and exercise

No

892

Yes

573

General health

Unhealthy

992

Healthy

473

Pain assessment

No

473

Yes

992

Fatigue

No

573

Yes

892

Physical dysfunction

No

484

Yes

981

Physical function

No

484

Yes

981

Mental disorder

No

491

Yes

974

Physiological disorder

No

991

Yes

474

Psychosocial factors

Life Satisfaction

Pleasant

534

Unpleasant

931

Tension management

Yes

942

No

523

Self-efficacy

No

491

Yes

874

Self-esteem

No

991

Yes

474

Hope

No

871

Yes

594

Futurity

No

870

Yes

595

Satisfaction with social support

Pleasant

334

Unpleasant

1131

Social functional

No

484

Yes

981

Social and interpersonal relationships

Weak

399

Strong

1066

Family support

Yes

251

No

1214