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Table 1 Residential and hospital admission characteristics of 4097 oral cancer patients in South China by sex

From: Epidemiologic characteristics of oral cancer: single-center analysis of 4097 patients from the Sun Yat-sen University Cancer Center

Variate Total Male Female M:F ratio P
Period of hospital admission 4097 2729 1368 1.99 <0.05
 1960–1973 432 293 139 2.11  
 1974–1983 500 344 156 2.21  
 1984–1993 803 549 254 2.16  
 1994–2003 959 635 324 1.96  
 2004–2013 1403 908 495 1.83  
Subcultural areaa 3630 2418 1212 2.00 <0.05
 Guangfu (Cantonese) 2470 1602 868 1.85  
 Hakka 488 315 173 1.82  
 Chaoshan 481 340 141 2.41  
 Unknown 191 161 30 5.37  
Economic regionb 3661 2427 1234 1.97 <0.05
 Pearl river delta region 2479 1617 862 1.88  
 Non-pearl river delta region 1072 736 336 2.19  
 Unknown 110 74 36 2.06  
  1. aA total of 467 non-Cantonese patients were excluded from this analysis
  2. bA total of 436 patients who live in other provinces were excluded from this analysis