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Table 1 Demographics of personnel surveyed and serving aboard USNS COMFORT on CP11

From: Incidence and risk factors for disease and non-battle injury aboard the hospital ship USNS COMFORT during a Humanitarian Assistance and Disaster Response Mission, Continuing Promise 2011

 

Ship population (weekly average)

Enhanced DNBI questionnaire

Gender

 Male

652 (72.2)

2038 (64.6)

 Female

251 (27.8)

1031 (32.7)

 Missing

N/A

87 (2.8)

Age

Median [IQR]

 

29 [24–36]

  ≤ 25

976 (30.9)

 26–35

1294 (41.0)

 36–45

496 (15.7)

 46–55

142 (4.5)

  ≥ 56

128 (4.1)

 Missing

120 (3.8)

Service branch

 Army

11 (1.2)

71 (2.3)

 Air Force

42 (4.7)

196 (6.2)

 Navy

689 (76.6)

2503 (79.3)

 NGO

54 (6.0)

213 (6.8)

 Other

104 (11.6)

116 (3.7)

 Missing

N/A

57 (1.8)

Rank

 Enlisted

569 (63.3)

1946 (61.7)

 Officer

203 (22.5)

671 (21.3)

 Civilian

127 (14.1)

269 (8.5)

 Missing

N/A

270 (8.6)

Department

 Air detachment

 

128 (4.1)

 Boat detachment

34 (1.1)

 Department of Ancillary Servicesa

195 (6.2)

 Destroyer Squadron

50 (1.6)

 Department for Administration

291 (9.2)

 Medical services

493 (15.6)

 Surgical services

411 (13.0)

 Nursing services

374 (11.9)

 Maritime Expeditionary Security Squadron

93 (2.9)

 Naval Mobile Construction Battalion

65 (2.1)

 Manpower/Personnel

60 (1.9)

 Security

315 (10.0)

 Information operations

67 (2.1)

 Communications

53 (1.7)

 Public Affairs Office/Band

74 (2.3)

 Translator

71 (2.2)

 Operations

66 (2.1)

 Other

316 (10.0)

  1. aDepartment of Ancillary Services includes radiology, pharmacy, and laboratory
  2. Data not obtained for age and department for ship population