Non–CF (n = 97) Non–CF (n = 97) Non–CF (n = 97) CF (n = 298) CF (n = 298) CF (n = 298)
ER Characteristics
Late Recurrence
OR (95% CI)
p Value
Late Recurrence
OR (95% CI)
p Value
Any ER
32 (59.3%)
4.800 (1.968–11.709)
0.001
55 (52.4%)
20.130 (9.577–42.311)
<0.001
Single ER
10 (50.0%)
3.300 (1.070–10.179)
0.038
31 (39.7%)
8.657 (4.192–17.879)
<0.001
Multiple ERs
22 (64.7%)
6.050 (2.231–16.407)
<0.001
24 (88.9%)
107.051 (28.487–402.294)
<0.001
1st month only
5 (38.5%)
2.062 (0.555–7.740)
0.283
19 (30.2%)
5.676 (2.599–12.395)
<0.001
2nd month only
3 (100%)
undefined
<0.001
4 (57.1%)
17.128 (3.459–84.819)
<0.001
3rd month only
2 (50.0%)
3.300 (0.411–26.514)
0.261
8 (100%)
Undefined
<0.001
1st + 2nd month
3 (27.3%)
1.237 (0.275–5.567)
0.781
5 (62.5%)
21.410 (4.596–99.730)
<0.001
1st + 3rd month
5 (71.4%)
8.250 (1.383–49.213)
0.021
4 (100%)
Undefined
<0.001
2nd +3rd month 4 (100%) undefined <0.001 4 (100%) Undefined <0.001
1st +2nd +3rd month
10 (83.3%)
16.500 (3.091–88.085)
0.001
11 (100%)
Undefined
<0.001
Last ER in 1st month
5 (38.5%)
2.062 (0.555–7.740)
0.283
19 (30.2%)
5.676 (2.599–12.395)
<0.001
Last ER in 2nd month
6 (42.9%)
1.833 (0.499–6.742)
0.362
9 (60.0%)
19.269 (5.938–62.528)
<0.001
Last ER in 3rd month
21 (77.8%)
11.550 (3.655–36.497)
<0.001
27 (100%)
Undefined
<0.001