Table 3.
Summary of Normal Body Temperature Ranges Stratified by the Modifying Factors Measurement Site, Age, and Gender
| N | Number of Studies | Number of Individual Measurement Sites | Mean Temperature (°C) | Standard Deviation |
|---|---|---|---|---|
| All measurement sites, all subjects | 36 | 9227 | 36.59 | 0.43 |
| Stratification by Measurement Site | ||||
| Axillary | 5 | 551 | 35.97 | 0.48 |
| Oral | 33 | 5257 | 36.57 | 0.42 |
| Rectal | 13 | 618 | 37.04 | 0.36 |
| Tympanic | 9 | 2462 | 36.64 | 0.44 |
| Urine | 6 | 339 | 36.61 | 0.5 |
| Stratification by Age | ||||
| All measurement sites, all subjects <60 years | 17 | 3114 | 36.69 | 0.34 |
| All measurement sites, all subjects ≥60 years | 19 | 4249 | 36.5 | 0.48 |
| Stratification by Age and Measurement Site | ||||
| Axillary, subjects <60 years | 4 | 418 | 36.04 | 0.47 |
| Oral, subjects <60 years | 15 | 1795 | 36.74 | 0.3 |
| Rectal, subjects <60 years | 8 | 217 | 37.1 | 0.26 |
| Tympanic, subjects <60 years | 5 | 652 | 36.82 | 0.36 |
| Axillary, subjects ≥60 years | 1 | 133 | 35.77 | |
| Oral, subjects ≥60 years | 18 | 2715 | 36.42 | 0.48 |
| Rectal, subjects ≥60 years | 3 | 360 | 36.94 | 0.4 |
| Tympanic, subjects ≥60 years | 4 | 734 | 36.65 | 0.49 |
| Urine, subjects ≥60 years | 4 | 307 | 36.6 | 0.52 |
| Stratification by Gender | ||||
| All measurement sites, all female subjects | 12 | 1992 | 36.65 | 0.46 |
| All measurement sites, all male subjects | 12 | 2102 | 36.69 | 0.43 |
| Stratification by Gender and Measurement Site | ||||
| Axillary, female subjects | 2 | 93 | 34.72 | 0.65 |
| Oral, female subjects | 9 | 537 | 36.7 | 0.34 |
| Rectal, female subjects | 4 | 290 | 37.08 | 0.36 |
| Tympanic, female subjects | 2 | 1020 | 36.68 | 0.47 |
| Urine, female subjects | 1 | 52 | 36.4 | 1 |
| Oral, male subjects | 11 | 1298 | 36.71 | 0.39 |
| Rectal, male subjects | 4 | 130 | 37.08 | 0.3 |
| Tympanic, male subjects | 2 | 642 | 36.56 | 0.51 |
| Urine, male subjects | 2 | 32 | 36.59 | 0.57 |