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Table 2 Distribution of the Socio-demographic characteristics of International versus US Graduates

From: Factors influencing international and U.S. dentists’ interest in advanced periodontal education: a pilot study

Socio-demographic variables Dental graduates p-value
All
N = 58 (100%)
International
N = 20 (35%)
U.S
N = 38 (65%)
Age in years
 < 30 18 (31.0) 2 (10.0) 16 (42.1) 0.0163*
 30–35 26 (44.8) 12 (60.0) 14 (36.8)  
 36–40 2 (3.5) 2 (10.0) 0 (0)  
 > 40 12 (20.7) 4 (20.0) 8 (21.1)  
Gender
 Female 13 (22.4) 5 (25.0) 8 (21.1) 0.4876
 Male 45 (77.6) 15 (75.0) 30 (78.9)  
Educational debt (US dollars) prior to residency in Periodontics: None 25 (43.1) 14 (70.0) 11 (28.9) 0.0053*
 < 50,000 5 (8.6) 2 (10.0) 3 (7.9)  
 50,000150,000 7(12.1) 2 (10.0) 5 (13.2)  
 150,000–250,000 3 (5.2) 1 (5.0) 2 (5.3)  
 > 250,000 18 (31.0) 1 (5.0) 17 (44.7)  
  1. Chi-square/Fisher’s exact test
  2. *Significant at p < 0.05