Son dossier militaire indique un diagnostic de tuberculose en mars 1917. Par 1918, elle ne pèse plus que 90 lbs et montre des signes de tuberculose dans les deux poumons.
The death has occurred in Montreal of Nursing Sister Ernestine Champagne, who succumbed, after an illness of three years, to consumption contracted on service in France. Miss Champagne joined Lieut.-Col. Mignault's French-Canadian Hospital Unit in 1915. For some time she served at the St. Cloud Hospital where working under canvas she contracted pulmonary tuberculosis, and was invalided home in 1917. Miss Champagne who, was the daughter of the late Justice Champagne, had been decorated by the French Government for distinguished service in France, and leaves her mother (nee Aglace Ethier) and four brothers and two sisters. Source: Quebec Chronicle, March 28, 1919, page 10. Note: She was invalided home on the hospital ship Letitia in May 1917.