Table 1

Characteristics of participants
Demographic status OFP characteristics
Ref. no. Age (Sex) Education Locations Onset time Duration Severity
[1] 78 (F) Primary - Right templea 2 years Seconds Moderate
- Right eyea 2 years
- Right facea 2 years
[2] 65 (F) Primary - Tongue 10 years Hours Moderate
[3] 75 (F) Primary - Right temple 1 year Minutes Severe
- Right jaw 1 year
[4] 78 (F) Secondary - Tongue 5 years Hours Moderate
[5] 74 (F) Primary - Tongue 10 years Minutes Moderate
- Right jaw 20 years
- Right chin 20 years
[6] 60 (M) Secondary - Left faceb 3 years Seconds Severe
- Corners of Mouthb 3 years
[7] 77 (F) Primary - Facec 10 years Seconds to Moderate
- Eyesc 10 years Hours
[8] 71 (F) Primary - Jaws 3 years Minutes Severe
- Tongue 3 years
[9] 76 (F) Primary - Eyes 10 years Minutes Moderate
- Jaws 10 years
[10] 75 (F) Primary - Temples 6 months Minutes Mild
- Palate 6 months
[11] 73 (M) Primary - Right jaw 2 years Minutes Moderate
[12] 82 (F) Primary - Right templed 2 years Hours Severe
- Right faced 2 years
[13] 80 (F) Secondary - Left eyee 15 years Hours Mild
- Left facee 15 years
- Left chine 15 years
[14] 83 (F) No - Left eye 5 years Minutes Moderate
- Left orbit 5 years
[15] 68 (F) Secondary - Right templef 12 years Seconds Severe
[16] 77 (M) Primary - Tongue 12 years Minutes Mild
[17] 80 (F) Primary - Tongue 4 months Minutes Mild
- Left eye and left orbit 2 years
- Temples 2 years
[18] 76 (F) Primary - Left eye and left orbit 1 year Minutes Moderate
- Left temple 1 year
[19] 83 (F) Primary - Left eye and left orbit > 1 year Seconds Mild
[20] 76 (F) Secondary - Eyes 5 months Minutes Moderate
- Nose 5 months
[21] 80 (F) Primary - Temples 5 years Hours Moderate
[22] 82 (F) Primary - Right buccal cheek 20–30 years Minutes Mild
[23] 66 (M) Tertiary - Nose 4 years Seconds to minutes Moderate
- Temples 4 years
[24] 65 (F) Tertiary - Lichen planus 3 years Seconds Mild
- Bilateral buccal cheek 3 years
[25] 69 (F) Primary - Left faceg 3 years Minutes Severe
- Left ching 3 years

Remarks: a = OFP was due to post-herpetic neuralgia; b = OFP occurred after brain tumour surgery; c = Neuropathic OFP; d = OFP was due to the recurrent trigeminal neuralgia (TN). The first episode of TN was in 20 years ago; e = OFP was due to TN; f = OFP was due to TN; g = OFP was due to TN.

Au et al.

Au et al. BMC Oral Health 2014 14:8   doi:10.1186/1472-6831-14-8

Open Data