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Table 1 Factors affecting the QoL with simple correlation

From: Clinical decision support system for quality of life among the elderly: an approach using artificial neural network

Variable

Values (%N) or Mean (SD)

Values (encodes)

Phi & V Crammers correlation/ Eta

P-value

Age

75.1 (5.88)

–

0.61

 

Gender

Male (46.5%)

Female (53.5%)

Male (0)

Female (1)

0.17

0.25

Marital status

With wife (13%)

Without wife (87%)

With wife (0)

Without wife (1)

0.12

0.31

Educational level

No-literacy/Elementary (68%)

Less than diploma (23%)

Diploma/Academic (9%)

No-literacy/Elementary (1)

Less than diploma (2)

Diploma/Academic (3)

0.06

0.35

Place of residence

Urban (63%)

Rural (37%)

Urban (0)

Rural (1)

0.12

0.4

Heart diseases and arterial blood pressure

Yes (33%)

No (67%)

Yes (1)

No (0)

0.3

0.01

Musculoskeletal diseases

Yes (13%)

No (87%)

Yes (1)

No (0)

0.4

0.02

Gastrointestinal diseases

Yes (6%)

No (94%)

Yes (1)

No (0)

0.23

0.1

Respiratory diseases (asthma)

Yes (14%)

No (86%)

Yes (1)

No (0)

0.38

0.03

Nervous diseases

Yes (15%)

No (85%)

Yes (1)

No (0)

0.21

0.15

Cancer

Yes (6%)

No (94%)

Yes (1)

No (0)

0.33

0.04

Mental dysfunctions

Yes (39%)

No (61%)

Yes (1)

No (0)

0.3

0.02

Visual disability

Yes (23%)

No (77%)

Yes (1)

No (0)

0.39

0.01

Hearing disability

Yes (41%)

No (59%)

Yes (1)

No (0)

0.34

0.01

Skin diseases

Yes (12%)

No (88%)

Yes (1)

No (0)

0.18

0.16

Diabetes mellitus

Yes (40%)

No (60%)

Yes (1)

No (0)

0.15

0.02

Other diseases

Yes (24%)

No (76%)

Yes (1)

No (0)

0.08

0.21

Independent Living Index

Score 1 (18%)

Score 2 (33%)

Score 3 (32%)

Score 4 (12%)

Score 5 (5%)

Score 1 (1)

Score 2 (2)

Score 3 (3)

Score 4 (4)

Score 5 (5)

0.35

0.01

Physical performance

Pleasant (57%)

Unpleasant (43%)

Pleasant (1)

Unpleasant (0)

0.18

0.03

Body pain

Yes (46%)

No (54%)

Yes (1)

No (0)

0.12

0.03

Perceived health status

Very bad/Bad (6%)

Moderate (58%)

Good (36%)

Very bad/Bad (1)

Moderate (2)

Good (3)

0.1

0.04

Ability to emotional role

Yes (34.8%)

No (65.2%)

Yes (1)

No (0)

0.13

0.03

Positive mood index

None (39%)

Low (45%)

High (16%)

None (0)

Low (1)

High (2)

0.43

0.001

Negative mood index

None (13%)

Low (29%)

High (57.4%)

None (0)

Low (1)

High (2)

0.37

0.001

Formal social cohesion

Never (13%)

One/two per year (33%)

One/two per month (27%)

One/two per week (20%)

Every day (7%)

Never (0)

One/two per year (1)

One/two per month (2)

One/two per week (3)

Every day (4)

0.25

0.001

Informal social cohesion

Never (5%)

One/two per year (15%)

One/two per month (48%)

One/two per week (28%)

Every day (3%)

Never (0)

One/two per year (1)

One/two per month (2)

One/two per week (3)

Every day (4)

0.21

0.001

General health

Yes (73%)

No (27%)

Yes (1)

No (0)

0.13

0.04

Vitality

Yes (60%)

No (40%)

Yes (1)

No (0)

0.1

0.04