Table 2.
Descriptions of symptoms and signs in both feet, and diagnostic test results used to verify DPN in the medical records
| Use of the following descriptions/terms of symptoms and signs in both feet and test results in the medical record were used to verify DPN |
| Numbness |
| Prickling/tingling |
| Paresthesia |
| Hypoesthesia |
| Hypalgesia |
| Hyperalgesia/allodynia |
| Dysesthesia |
| Self-reported insensitivity or decreased sensitivity (eg “the patient reports decreased sensitivity in her feet”) |
| Self-reported description of inability to differentiate between warm/cold |
| Abnormal prick-sensation/abnormal pinprick |
| Abnormal temperature |
| Abnormal vibration |
| Abnormal light touch |
| Abnormal position |
| Physician described “decreased sensitivity” |
| Positive nerve conduction test (by physician interpretation/conclusion) |
| Physician documented diabetic polyneuropathy (eg “T2D patient with known complications including diabetic polyneuropathy, retinopathy.”) |
| Neuropathic pain (described below) |
| Neuropathic pain – use of the following descriptions for pain in both feet the medical record were used to verify painful DPN |
| Burning pain |
| Pins/needles or stabbing pain |
| Shooting pain |
| Squeezing pain |
| Prickling/tingling described painful |
| Other neuropathic pain (to capture less frequents used descriptions/terms) |
| Hyperalgesia/allodynia |
Abbreviation: DPN, diabetic polyneuropathy.