Category | Mean age, years (range) | Children, n(%) | Male, % | Hospitalized, n(%) | Secondary infection, % | Ultrasound, n(%) | Frequency of PE* | Heterogeneity (I2) |
---|---|---|---|---|---|---|---|---|
Severity | P-trend <0.001 | |||||||
Uncomplicated | 12 (8 to 36) | 13 (50%) | - | 25 (96%) | 52 | 11 (42%) | 17% [95%CI 12 to 22%] | 96% |
References: [10, 17, 20, 30, 32, 39, 43, 49, 53, 56, 58, 65, 67, 71, 74,75,76, 98] | ||||||||
Mixed | 28 (8 to 34) | 10 (36%) | 59 | 23 (82%) | 55 | 13 (46%) | 29% [95%CI 22 to 35%] | 99% |
References: [9, 18, 21, 23, 25, 27, 31, 33, 34, 36, 37, 42, 44, 46, 48, 52, 55, 57, 63, 68, 72, 81,82,83, 85, 89,90,91] | ||||||||
Complicated | 10 (8 to 32) | 23 (49%) | 53 | 44 (94%) | 82 | 18 (38%) | 48% [95%CI 38 to 59%] | 98% |
References: [10, 17, 19, 20, 28,29,30, 32, 34, 39, 41, 43, 45, 47, 49,50,51, 53, 56, 58, 62, 64,65,66,67, 69,70,71, 73,74,75,76,77, 79, 80, 84, 86,87,88, 93, 95,96,97,98] | ||||||||
Age group | P-trend = 0.005 | |||||||
Children | 8 (8 to 10) | - | 52 | 42 (89%) | 82 | 19 (40%) | 43% [95%CI 34 to 51%] | 98% |
References: [10, 19, 20, 24, 25, 28, 29, 31, 32, 46,47,48,49,50, 62, 66,67,68,69, 71, 74, 75, 77, 80, 82,83,84,85, 87, 90, 91, 98] | ||||||||
Mixed | 32 (29 to 37) | - | 64 | 36 (88%) | 42 | 23 (56%) | 39% [95%CI 29 to 49%] | 99% |
References: [9, 17, 18, 22, 27, 30, 33,34,35,36,37, 40, 43, 45, 51, 55, 56, 59, 60, 63, 64, 70, 72, 73, 76, 78, 79, 81, 88, 93, 95, 97] | ||||||||
Adults | 41 (32 to 50) | - | 54 | 11 (85%) | 66 | 8 (62%) | 13% [95%CI 9 to 17%] | 96% |
Imaging | P-trend = 0.010 | |||||||
Ultrasound | 28 (10 to 36) | 14 (32%) | 61 | 35 (80%) | 47 | - | 38% [95%CI 31 to 46%] | 99% |
References: [4, 9, 17, 20,21,22, 24, 34, 35, 37,38,39,40, 51, 54,55,56, 59,60,61,62,63,64,65, 68, 69, 72,73,74,75, 78, 80, 81, 83,84,85, 90,91,92, 94, 95, 97, 98] | ||||||||
Chest X-ray | 8 (8 to 26) | 19 (51%) | 60 | 34 (92%) | 81 | - | 28% [95%CI 22 to 34%] | 98% |
References: [10, 18,19,20, 22, 23, 26,27,28,29,30,31, 33, 34, 41, 43, 45,46,47,48,49,50, 57, 58, 66, 71, 74, 77, 82, 84, 86,87,88,89, 93, 96, 98] | ||||||||
Mix ultrasound and chest X-ray | 45 (38 to 50) | 3 (30%) | 50 | 8 (80%) | 84 | - | 26% [95%CI 19 to 33%] | 98% |
Computed tomography | 58 (58 to 58) | 0 (0%) | 62 | 2 (100%) | 34 | - | 59% [95%CI 47 to 71%] | - |