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Table 1 Chi-square test of ten classified variables

From: Study on medical dispute prediction model and its clinical-application effectiveness based on machine learning

Variable

Dispute group

Control group

x2

P

 

(n) (%)

(n) (%)

 

Inpatient department*

  

355.151

P<0.001

 

Orthopedics

233(19.596)

71(5.971)

   

General surgery

206(17.325)

165(13.877)

   

Obstetrics

148(12.447)

80(6.728)

   

Gynecology

70(5.887)

29(2.439)

   

Cardiology

67(5.635)

63(5.299)

   

Pediatrics

65(5.467)

32(2.691)

   

Respiratory

48(4.037)

45(3.785)

   

Urology

39(3.287)

69(5.803)

   

Gastroenterology

35(2.944)

39(3.282)

   

Ophthalmology

32(2.691)

54(4.542)

   

Neurology

30(2.523)

74(6.224)

   

Neurosurgery

29(2.439)

50(4.205)

   

Critical care medicine

25(2.103)

9(0.757)

   

   

Total

1189(100.000)

1189(100.000)

   

Dispute quarter

  

2.156

P = 0.541

 

First quarter

302(25.399)

277(23.297)

   

Second quarter

292(24.558)

307(25.827)

   

Third quarter

317(26.661)

336(28.259)

   

Fourth quarter

278(23.381)

269(22.624)

   

Total

1189(100.000)

1189(100.000)

   

Doctor title

  

603.205

P<0.001

 

Junior

297(24.979)

60(5.046)

   

Intermediate

401(33.726)

156(13.127)

   

Associate senior

182(15.307)

348(29.268)

   

Senior

198(16.653)

611(51.388)

   

Other

111(9.336)

14(1.177)

   

Total

1189(100.000)

1189(100.000)

   

Patient gender

  

19.987

P<0.001

 

Male

534(44.912)

643(54.079)

   

Female

655(55.088)

546(45.921)

   

Total

1189(100.000)

1189(100.000)

   

Patient marital status

  

0.879

P = 0.349

 

Married

1011(85.029)

1027(86.375)

   

Unmarried

178(14.971)

162(13.625)

   

Total

1189(100.000)

1189(100.000)

   

Patient nationality

  

0.442

P = 0.507

 

Han

1099(92.431)

1102(92.683)

   

Non-Han

90(7.569)

87(7.317)

   

Total

1189(100.000)

1189(100.000)

   

Patient occupation

  

180.608

P<0.001

 

Farmers

738(62.069)

513(43.146)

   

Staff

115(9.672)

202(16.989)

   

Retired

80(6.728)

214(17.998)

   

Self-employed

14(1.177)

15(1.262)

   

Unemployed

202(16.989)

127(10.681)

   

Students

40(3.364)

118(9.924)

   

Total

1189(100.000)

1189(100.000)

   

Payment method

  

65.793

P<0.001

 

Insurance for urban employees

211(17.746)

307(25.827)

   

Insurance for residents

763(64.172)

566(47.603)

   

self-paying

216(18.167)

316(26.577)

   

Total

1189(100.000)

1189(100.000)

   

Discharge type

  

474.403

P<0.001

 

The doctor recommended discharge

782(65.77)

1035(87.048)

   

The doctor recommended a transfer

72(6.056)

16(1.346)

   

Transfer to the community hospital

8(0.673)

116(9.756)

   

The patient requested discharge

7(0.589)

17(1.437)

   

Death

302(25.399)

5(0.421)

   

Total

1189(100.000)

1189(100.000)

   
  1. *Due to the large number of department variables (32), 19 departments with a dispute incidence rate of less than 2% were omitted. In accordance with the dispute incidence rate, the following are: Thoracic Surgery, Oncology, Emergency Medicine, Rehabilitation, Traditional Chinese Medicine, Cardiac Surgery, Endocrinology, Mental Health, Vascular Surgery, Hepatology, Hematology, Department of Ent, Stomatology, Rheumatology, Kidney Pathology, Dermatology, Department of burn, Radiotherapy, Department of pain