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Table 4 Cataract surgical procedures provided at each hospital level

From: Ophthalmic services in Shanghai 2017: a cataract-centric city-wide government survey

Data on cataract surgery EENT Hospital Other tertiary hospitals Secondary hospitals Private hospitals Total
Cataract type
 Age-related cataract 7132 (42.0%) 20,747 (56.6%) 6959 (68.8%) 37,949 (68.3%) 72,787 (61.0%)
 Highly myopic cataract 5604 (33.0%) 8494 (23.2%) 1346 (13.3%) 9654 (17.4%) 25,098 (21.0%)
 Diabetic cataract 2377 (14.0%) 5362 (14.6%) 1428 (14.1%) 7214 (13.0%) 16,381 (13.7%)
 Traumatic cataract 672 (4.0%) 938 (2.6%) 66 (0.7%) 29 (0.1%) 1705 (1.4%)
 Congenial cataract 664 (3.9%) 845 (2.3%) 67 (0.7%) 28 (0.1%) 1604 (1.3%)
 Others 533 (3.1%) 244 (0.7%) 248 (2.5%) 664 (1.2%) 1689 (1.4%)
 Total 16,982 (14.2%) 36,630 (30.7%) 10,114 (8.5%) 55,538 (46.6%) 119,264
Surgical techniques used in cataract surgery
 Standard phacoemulsification 15,425 (90.8%) 35,019 (95.6%) 9840 (97.3%) 53,216 (95.8%) 113,500 (95.2%)
 FLACS 251 (1.5%) 28 (0.1%) 0 (0.0%) 1358 (2.4%) 1637 (1.4%)
 Extracapsular cataract extraction 130 (0.8) 334 (0.9%) 238 (2.4%) 316 (0.6%) 1018 (0.9%)
 Intracapsular cataract extraction 15 (0.1%) 19 (0.1%) 0 (0.0%) 2 (0.0%) 36 (0.0%)
 Scleral fixation of IOL 325 (1.9%) 305 (0.8%) 36 (0.4%) 320 (0.6%) 986 (0.8%)
 Others 836 (4.9%) 925 (2.5%) 0 (0.0%) 326 (0.6%) 2087 (1.7%)
 Total 16,982 (14.2%) 36,630 (30.7%) 10,114 (8.5%) 55,538 (46.6%) 119,264
IOL used in cataract surgery
 Monofocal IOL 15,866 (97.6%) 35,023 (98.1%) 9891 (99.9%) 53,322 (96.7%) 114,102 (97.5%)
 Multifocal IOL 247 (1.5%) 379 (1.1%) 11 (0.1%) 1064 (1.9%) 1701 (1.5%)
 Toric IOL 139 (0.9%) 276 (0.8%) 1 (0.0%) 722 (1.3%) 1138 (1.0%)
 Toric multifocal IOL 0 (0.0%) 19 (0.1%) 0 (0.0%) 32 (0.1%) 51 (0.0%)
 Total 16,252 (13.9%) 35,697 (30.5%) 9903 (8.5%) 55,140 (47.1%) 116,992
CTR used in cataract surgery
 CTR 228 (51.7%) 93 (76.2%) 1 (100.0%) 26 (83.9%) 348 (58.5%)
 Modified CTR 213 (48.3%) 29 (23.8%) 0 (0.0%) 5 (16.1%) 247 (41.5%)
 Total 441 (74.1%) 122 (20.5%) 1 (0.2%) 31 (5.2%) 595
  1. The numbers in brackets represent the percentage of the total number of procedures performed at each hospital level. The numbers in brackets in the total row represent the percentage of the total number of procedures performed at all hospitals
  2. EENT Hospital Eye and Ear, Nose, and Throat Hospital of Fudan University, FLACS femtosecond laser-assisted cataract surgery, IOL intraocular lens, CTR capsular tension ring