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Table 2 All-cause mortality and CSF culture sterility in the three treatment groups

From: Comparison of amphotericin B deoxycholate in combination with either flucytosine or fluconazole, and voriconazole plus flucytosine for the treatment of HIV-associated cryptococcal meningitis: a prospective multicenter study in China

 

No. of patients % (95% CI), by regimen

Hazard Ratio, % (95% CI)†

Outcomes

Group 1,

AmB-D + 5FC

(N = 78)

Group 2,

VCZ + 5FC

(N = 28)

Group 3,

AmB-D + Flu

(N = 50)

Group 2 vs

Group 1

p-

value

Group 3 vs. Group 1

p-

value

Group 2 vs. Group 3

p-

value

Mortality at 10 week

No. of deaths

% (95% CI)

8

10.3 (3.5 to 17.0)

4

14.3 (1.3 to 27.2)

14

28.0 (15.6 to 40.4)

1.4 (0.4 to 4.6)

0.582

1.8 (1.1 to 2.7)

0.008

2.2 (0.7 to 6.8)

0.142

Mortality at 2 weeks

No. of deaths

% (95% CI)

2

2.6 (− 0.9 to 6.1)

1

3.6 (− 3.3 to 10.4)

4

8.0 (0.5 to 15.5)

1.4 (0.1 to 15.2)

0.791

1.8 (0.8 to 4.2)

0.156

2.3 (0.3 to 20.9)

0.435

Mortality at 4 weeks

No. of deaths

% (95% CI)

4

5.1 (0.2 to 10)

1

3.6 (− 3.3 to 10.4)

8

16.0 (5.8 to 26.2)

0.7 (0.1 to 6.3)

0.747

1.8 (1.0 to 3.3)

0.039

4.7 (0.6 to 37.9)

0.105

 

Treatment difference, % (95% CI)‡

CSF culture negative at 2 weeks

No. of patients

% (95% CI)

38

57.6 (45.7 to 69.5)

13

48.1 (29.3 to 67.0)

17

34.0 (20.9 to 47.1)

− 7.6 (− 31.9 to 12.9)

0.407

− 23.6 (− 41.3 to − 5.8)

0.012

14.1 (− 8.8 to 37.1)

0.224

CSF culture negative at 10 weeks

No. of patients

% (95% CI)

58

87.9 (80.0 to 95.8)

21

77.8 (62.1 to 93.5)

35

70 (57.3 to 82.7)

− 10.1 (− 27.6 to 7.4)

0.221*

− 17.8 (− 32.8 to − 2.9)

0.017

7.8 (12.4 to 30.0)

0.465

  1. CI confidence interval, p-values for the between-group differences in all-cause mortality were calculated using a log-rank test
  2. *Fisher’s exact test was used to compare rate of CSF culture sterility between groups
  3. †Hazard ratios are shown for all outcomes except for the estimated treatment difference in CSF culture sterility rate
  4. ‡Differences between mortality rates are given as percentage points. The upper limit of the two-sided 95% confidence interval is equivalent to that of the one-sided 97.5% confidence interval