Table 4.

Prevalence of TF and mortality by pneumonia severity classification

Pneumonia severity classification	TF 1 – a priori definition Frequency (%, 95% CI)	TF 2 – Alternative definition Frequency (%, 95% CI)	N
All SP	21 (12.4, 7.9–18.4)	3 (1.8, 0.4–5.1)	169
SP/benzyl penicillin (group I)	17* (17.2, 10.3–26.1)	2 (2.0, 0.3–7.1)	99
SP/benzyl penicillin and gentamicin/other antibiotics (group II)	4 (5.7, 1.6–14.0)	1 (1.4, 0.04–7.7)	70
All VSP	79 (39.3, 32.5–46.4)	43 (21.4, 15.9–27.7)	201
VSP/benzyl penicillin and gentamicin (group III)	56† (41.8, 33.3–50.6)	28 (20.9, 14.4–28.8)	134
VSP/benzyl penicillin (group IV)	5‡ (15.2, 5.1–31.9)	1 (3.0, 0.1–15.8)	33
VSP/other antibiotics (group V)	18§ (52.9, 35.1–70.2)	14 (41.2, 24.6–59.3)	34
Total	100 (27.0, 22.6–31.9)	46 (12.4, 9.2–16.2)	370

SP, severe pneumonia; TF, treatment failure; VSP, very severe pneumonia.

^*Two deaths.

^†14 deaths.

^‡One death.

^§Six deaths.