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Table 1 Baseline demographic and tumor characteristics by primary payer statusa

From: The effect of low insurance reimbursement on quality of care for non-small cell lung cancer in China: a comprehensive study covering diagnosis, treatment, and outcomes

Characteristics Overall n (%) High reimbursement rate, n (%) Low reimbursement rate, n (%) P
CCI
 0 490(18.54) 207(14.59) 283(23.12) <.0001
 1~ 3 2085(78.89) 1174(82.73) 911(74.43)  
 4~ 68(2.57) 38(2.68) 30(2.45)  
Gender
 male 1677(63.45) 939(66.17) 738(60.29) 0.0018
 female 966(36.55) 480(33.83) 486(39.71)  
Age
  < 40 82(3.10) 33(2.33) 49(4.00) <.0001
 40~ 445(16.84) 192(13.53) 253(20.67)  
 50~ 1083(40.98) 600(42.28) 483(39.46)  
 60~ 1033(39.08) 594(41.86) 439(35.87)  
Smoking
 no 1174(44.42) 631(44.47) 543(44.36) 0.9567
 yes 1469(55.58) 788(55.53) 681(55.64)  
Family history of NSCLC
 none 2494(94.36) 1324(93.31) 1170(95.59) 0.0112
 have 149(5.64) 95(6.69) 54(4.41)  
primary lesion site
 left 1051(39.77) 560(39.46) 491(40.11) 0.9437
 right 1416(53.58) 764(53.84) 652(53.27)  
 other 176(6.66) 95(6.69) 81(6.62)  
Historical stage
 High differential 302(11.27) 189(13.32) 112(9.15) <.0001
 Moderately differential 710(26.50) 412(29.03) 294(24.02)  
 Low differential 779(29.08) 371(26.15) 397(32.43)  
 unknown 868(32.84) 447(31.50) 421(34.40)  
Histological classification
 Squamous carcinoma 956(36.17) 483(34.04) 437(38.64) 0.0063
 adenocarcinoma 1334(50.47) 759(53.35) 577(47.14)  
 other 353(13.36) 179(12.61) 174(14.22)  
Procedure class
 lobectomy 1576(59.63) 876(61.73) 210(55.56) 0.0049
 wedge resection 67(2.53) 45(3.17) 6(1.59)  
 pneumonectomy 229(8.66) 104(7.33) 34(8.99)  
 exploratory thoracotomy 771(29.17) 394(27.77) 128(33.86)  
Bronchial stump
 negative 1696(64.17) 923(65.05) 773(63.15) 0.5386
 positive 43(1.63) 24(1.69) 19(1.55)  
 unknown 904(34.20) 472(33.26) 432(35.29)  
Clinical stages
 IA 559(21.15) 333(23.47) 226(18.46) 0.0065
 IB 426(16.12) 213(15.01) 213(17.40)  
 IIA 325(12.30) 183(12.90) 142(11.60)  
 IIB 124(4.69) 64(4.51) 60(4.90)  
 IIIA 607(22.97) 301(21.21) 309(25.00)  
 IIIB 147(5.56) 71(5.00) 76(6.21)  
 IV 455(17.22) 254(17.90) 201(16.42)  
Hospital type
 Specialized 1480(56.00) 741(52.22) 739(60.38) <.0001
 General 1163(44.00) 678(47.78) 485(39.62)  
Average per capital income
 High income 465(17.59) 416(29.32) 49(4.00) <.0001
 Low income 2178(82.41) 1003(70.68) 1175(96.00)  
  1. aData are expressed as numbers and percentages of patients. Percentages may not sum up to 100% due to round-off.Abbreviations: CCI the Charlson comorbidity index, NSCLC non-small cell lung cancer