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Table 1 Characteristics of cervical cancer patients with AC and SCC before and after matching

From: Comparison of survival outcomes of locally advanced cervical cancer by histopathological types in the surveillance, epidemiology, and end results (SEER) database: a propensity score matching study

CharacteristicsBefore matching After matching 
AC (n = 746)SCC (n = 3385)P valueAC(n = 676)SCC(n = 676)P value
age (%)  0.02  0.872
  < 40158 (21.2)840 (24.8)146 (21.6)143 (21.2)
 40–49253 (33.9)965 (28.5)222 (32.8)236 (34.9)
 50–59199 (26.7)947 (28.0)183 (27.1)179 (26.5)
 60–69136 (18.2)633 (18.7)125 (18.5)118 (17.5)
race (%)  < 0.001  0.763
 Black59 (7.9)568 (16.8)58 (8.6)62 (9.2) 
 White596 (79.9)2476 (73.1)538 (79.6)527 (78.0)
 Other91 (12.2)341 (10.1)80 (11.8)87 (12.9) 
grade (%)  < 0.001  0.928
 I138 (18.5)142 (4.2) 80 (11.8)77 (11.4) 
 II313 (42.0)1610 (47.6)306 (45.3)297 (43.9)
 III265 (35.5)1583 (46.8)264 (39.1)276 (40.8)
 IV30 (4.0)50 (1.5) 26 (3.8)26 (3.8) 
FIGO stage (%)  < 0.001  0.923
 Ib2142 (19.0)366 (10.8)118 (17.5)121 (17.9)
 IIa125 (3.4)81 (2.4) 21 (3.1)14 (2.1) 
 IIa242 (5.6)135 (4.0) 35 (5.2)38 (5.6) 
 IIb160 (21.4)732 (21.6)142 (21.0)143 (21.2)
 IIIa15 (2.0)75 (2.2) 14 (2.1)11 (1.6) 
 IIIb346 (46.4)1837 (54.3)331 (49.0)333 (49.3)
 IVa16 (2.1)159 (4.7) 15 (2.2)16 (2.4) 
sequence (%)  < 0.001  0.974
 No surgery318 (42.6)2011 (59.4)308 (45.6)302 (44.7)
 RPTS55 (7.4)133 (3.9) 45 (6.7)48 (7.1) 
 RAS365 (48.9)1218 (36.0)315 (46.6)317 (46.9)
 RBAS8 (1.1)23 (0.7) 8 (1.2)9 (1.3) 
Radiation (%)  0.527  0.25
 Beam radiation328 (44.0)1487 (43.9)294 (43.5)323 (47.8)
 brachytherapy82 (11.0)328 (9.7) 70 (10.4)70 (10.4) 
 BRB336 (45.0)1570 (46.4)312 (46.2)283 (41.9)
Chemotherapy (%)  0.017  0.865
 Yes652(87.4)3060(90.4) 596(88.2)599(88.6) 
 No94 (12.6)325 (9.6) 80 (11.8)77 (11.4) 
status (%)  0.055   
 alive535 (71.7)2303 (68.0)480 (71.0)486 (71.9)0.763
dead211(28.3)1082(32.0) 196(29.0)190(28.1) 
time (mean (SD))35.8(21.4)33.6(21.7)0.01335.0(21.1)33.7 (21.5)0.269
  1. AC adenocarcinoma, SCC Squamous cell carcinoma, FIGO the International Federation of Gynecology and Obstetrics, RPTS Radiation prior to surgery, RAS Radiation after surgery, RBAS Radiation before and after surgery, BRB Combination of beam with brachytherapy. Grade I Well differentiated,gradeII Moderately differentiated,gradeIII Poorly differentiated,gradeIV Undifferentiated;SD Standard Deviation