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Table 1 Demographics and spaces involved of the 610 patients with deep neck infection

From: Microorganisms involved in deep neck infection (DNIs) in Greece: detection, identification and susceptibility to antimicrobials

All patients (n = 610) male/female: 399/211 mean age ± SD: 39,24 ± 17,25
Space involved Single space (n = 579) Multi-space (n = 31)
- Peritonsillar-PMSa 516 5
- Submandibular 40 17
- Para-pharyngeal 10 20
- Retropharyngeal 7 6
- Masticator 3 6
- Parotid 3  
- Visceral   6
- Ludwig’s angina   5
- Danger   5
- Carotid   1
Adults (n = 564) male/female: 378/186 mean age ± SD: 41,39 ± 16,06
Space involved Single space (n = 534) Multi-space (n = 30)
- Peritonsillar-PMS 476 4
- Submandibular 39 16
- Para-pharyngeal 7 20
- Retropharyngeal 6 6
- Masticator 3 6
- Parotid 3  
- Visceral   6
- Ludwig’s angina   5
- Danger   5
- Carotid   1
Children (n = 46) male/female: 21/25 mean age ± SD: 12,8 ± 4,68
Space involved Single space (n = 45) Multi-space (n = 1)
- Peritonsillar-PMS 40 1
- Para-pharyngeal 3 1
- Retropharyngeal 1  
- Submandibular 1  
  1. aPMS pharyngeal mucosal space