Text Mining and Patient Severity Clusters - Text Mining Techniques for Healthcare Provider Quality Determination - page 304

Table 8. Clusters of patient procedures with a 1% sample

Cluster ICD9 Codes Translation Frequency

1 86.59, 79.36,

81.54, 94.44,
93.81, 94.25

Closure of skin and subcutaneous tissue of other sites, Open reduction of fracture with internal
fixation (tibia and fibula), Total knee replacement, Other group therapy, Recreation therapy,
Other psychiatric drug therapy

9933

2 03.09, 88.42,

44.43, 45.16,
88.48, 99.07

Other exploration and decompression of spinal canal, Aortography, Endoscopic control of
gastric or duodenal bleeding, Esophagogastroduodenoscopy [EGD] with closed biopsy,
Arteriography of femoral and other lower extremity arteries, Transfusion of other serum

9991

3 6 8 . 4 , 8 1 . 6 3 ,

81.08, 59.79,
65.61, 70.50

Total abdominal hysterectomy, Fusion or refusion of 4- 8 vertebrae, Lumbar and lumbosacral
fusion, posterior technique, Other repair of urinary stress incontinence, Other removal of both
ovaries and tubes at same operative episode, Repair of cystocele and rectocele

5347

4 03.31, 47.09,

87.41, 53.61,
38.95, 03.91

Spinal tap, Other appendectomy, Computerized axial tomography of thorax, Incisional hernia
repair with prosthesis, Venous catheterization for renal dialysis, Injection of anesthetic into
spinal canal for analgesia

18,052

5 94.69, 94.61,

07.61, 86.93,
11.64, 60.69

Combined alcohol and drug rehabilitation and detoxification, Alcohol rehabilitation, Partial
excision of pituitary gland, transfrontal approach, Insertion of tissue expander, Other pen-
etrating keratoplasty, Other prostatectomy

77,028

6 75.34, 73.01,

03.90, 66.39,
03.91, 73.6

Other fetal monitoring, Induction of labor by artificial rupture of membranes, Insertion of
catheter into spinal canal for infusion of therapeutic or palliative substances, Other bilateral
destruction or occlusion of fallopian tubes, Injection of anesthetic into spinal canal for
analgesia, Episiotomy

20,840

7 99.05, 79.35,

99.60, 88.72,
96.04, 81.52

Transfusion of platelets, Open reduction of fracture with internal fixation (femur), Cardio-
pulmonary resuscitation, not otherwise specified, Diagnostic ultrasound of heart, Insertion
of endotracheal tube, Partial hip replacement

17275

8 99.20, 37.72,

36.07, 99.21,
93.94, 37.83

Injection or infusion of platelet inhibitor, Initial insertion of transvenous leads [electrodes] into
atrium and ventricle, Insertion of drug-eluting coronary artery stent(s), Injection of antibiotic,
Respiratory medication administered by nebulizer, Initial insertion of dual-chamber device

17,348

9 86.07, 51.23,

5 9 . 8 , 9 9 . 2 5 ,
87.74, 68.51

Insertion of totally implantable vascular access device [VAD], Laparoscopic cholecystec-
tomy, Ureteral catheterization, Injection or infusion of cancer chemotherapeutic substance,
Retrograde pyelogram, Laparoscopically assisted vaginal hysterectomy (LAVH)

6643

10 95.41, 33.27,

99.15, 34.91,
43.11, 38.93

Audiometry, Closed endoscopic biopsy of lung, Parenteral infusion of concentrated nutri-
tional substances, Thoracentesis, Percutaneous [endoscopic] gastrostomy [PEG], Venous
catheterization, not elsewhere classified

17,419

Figure 10. Charlson index by procedure cluster for index values 1-5