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Gastroesophageal reflux disease (GERD)/Nonerosive reflux disease (NERD)
PatientsMap   # of physicians in Japan   E. Magnification   F. Estimated number of patients
  D÷A  
A. # of respondents   B. Avg. # of pts   C. Ultmark   D. Adjusted   # of patients   % of patients
  (Avg. # of pts/month)   Composition of specialty   B x (A x E)  
    x Total # of physicians    
  HP GP   HP GP   HP GP   HP GP   HP GP   HP GP Total   HP GP Total
Internal medicine 1,250 1,808   16.0 30.4   31,460 44,869   27,793 39,640   22.2 21.9   443,671 1,203,351 1,647,022   15.0 40.6 55.6
Surgery (incl. Mammary gland surgery) 828 420   4.8 18.8   18,436 13,001   16,287 11,486   19.7 27.3   77,876 215,385 293,261   2.6 7.3 9.9
Gastrointestinal medicine 900 268   20.2 50.3   7,727 3,180   6,826 2,809   7.6 10.5   137,977 141,182 279,159   4.7 4.8 9.4
Cardiovascular medicine 958 216   12.6 31.0   8,824 2,676   7,796 2,364   8.1 10.9   98,503 73,299 171,801   3.3 2.5 5.8
Orthopedic surgery 1,059 461   2.2 6.3   13,516 9,742   11,941 8,607   11.3 18.7   26,204 54,085 80,289   0.9 1.8 2.7
Otorhinolaryngology 322 295   8.8 8.5   4,353 5,916   3,846 5,226   11.9 17.7   33,787 44,328 78,115   1.1 1.5 2.6
Pulmonology 517 68   8.3 25.1   4,836 1,276   4,272 1,127   8.3 16.6   35,435 28,331 63,766   1.2 1.0 2.2
Psychiatry 1,050 271   3.1 4.8   11,484 3,652   10,146 3,226   9.7 11.9   31,500 15,608 47,108   1.1 0.5 1.6
Diabetes/Internal secretion department 416 105   11.2 27.3   2,793 764   2,467 675   5.9 6.4   27,694 18,423 46,117   0.9 0.6 1.6
Kidney medicine/dialysis 301 125   9.1 16.5   2,671 737   2,360 651   7.8 5.2   21,449 10,761 32,210   0.7 0.4 1.1
Neurology 475 54   6.0 8.1   4,307 805   3,805 711   8.0 13.2   22,766 5,782 28,548   0.8 0.2 1.0
Pediatrics/Pediatrics surgery 1,034 383   1.3 2.2   11,603 7,532   10,251 6,654   9.9 17.4   12,858 14,351 27,209   0.4 0.5 0.9
Cranial nerves surgery 595 -   4.2 -   6,423 -   5,674 -   9.5 -   23,995 - 23,995   0.8 - 0.8
Urology 473 139   1.7 7.5   5,404 2,130   4,774 1,882   10.1 13.5   8,196 14,201 22,397   0.3 0.5 0.8
Anaesthesiology / Pain Clinic / Palliative care department 591 99   1.3 9.5   8,347 1,402   7,374 1,239   12.5 12.5   9,745 11,773 21,518   0.3 0.4 0.7
Obstetrics and gynecology 510 313   0.7 2.1   7,789 6,380   6,881 5,636   13.5 18.0   4,938 11,903 16,841   0.2 0.4 0.6
Gastrointestinal surgery 545 -   6.4 -   2,549 -   2,252 -   4.1 -   14,301 - 14,301   0.5 - 0.5
Psychosomatic medicine 45 40   7.1 19.8   367 654   324 578   7.2 14.4   2,313 11,454 13,767   0.1 0.4 0.5
Rheumatic medicine 142 -   13.8 -   838 -   740 -   5.2 -   10,219 - 10,219   0.3 - 0.3
Blood medicine 280 -   4.6 -   2,386 -   2,108 -   7.5 -   9,794 - 9,794   0.3 - 0.3
Dermatology 328 262   1.7 0.5   4,440 5,704   3,923 5,039   12.0 19.2   6,745 2,712 9,457   0.2 0.1 0.3
Cardiovascular surgery 270 -   4.0 -   2,358 -   2,083 -   7.7 -   8,364 - 8,364   0.3 - 0.3
Radiology 353 -   1.1 -   6,128 -   5,414 -   15.3 -   5,966 - 5,966   0.2 - 0.2
First aid/ICU 274 -   1.9 -   2,260 -   1,997 -   7.3 -   3,731 - 3,731   0.1 - 0.1
Rehabilitation 132 -   3.7 -   913 -   807 -   6.1 -   2,958 - 2,958   0.1 - 0.1
Respiratory surgery 213 -   3.4 -   971 -   858 -   4.0 -   2,944 - 2,944   0.1 - 0.1
Oncology/Chemotherapy 52 -   5.5 -   506 -   447 -   8.6 -   2,450 - 2,450   0.1 - 0.1
Ophthalmology 291 371   0.2 0.0   5,353 8,569   4,729 7,570   16.3 20.4   780 367 1,147   0.0 0.0 0.0
Plastic surgery 144 48   0.1 0.2   2,169 979   1,916 865   13.3 18.0   160 180 340   0.0 0.0 0.0
Overall 14,348 5,746   - -   181,211 119,968   160,091 105,986   - -   1,087,316 1,877,476 2,964,793   36.7 63.3 100.0
*HP=100 beds or more
*GP=99 beds or less		 *Dental surgery and Other are eliminated *Respondents who work for multiple institutions
are counted at the institution with the highest # of beds
*Latest data
*Respondents with unknown # of beds and specialty are eliminated		 *Total # of physicians was from the statistics of Ministry of Health, Labour and Welfare (Latest data)
The # of physicians with omitted specialty were excluded from the calculation.