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Good Positive and Negative Likelihood Ratios

Good Negative Likelihood Ratio

Good Positive Likelihood Ratio

Poorly Diagnostic Findings

Pelvic Inflammatory Disease: Likelihood Ratios

Introduction: Infection of the internal female genital organs.

50% from Chlamydia trachomatis. Others: Neisseria gonorrheae, mycoplasma, etc.

[Edit Diagnosis] [Merge dx] [Add prevalence]

Tags: Infection Tag this Diagnosis.

The likelihood ratios of findings for Pelvic Inflammatory Disease are listed below. See the left navigation bar to change the display.

Good Positive and Negative Likelihood Ratios

Finding +LR-LR Comments, Study
Abdominal MRI Edit 13.60.1

note: small series

Study: J Infect. 2000 Jan;40(1):31-41. PMID: 10762109

Nuclear WBC Scan Edit 6.30.1

Study: J Infect. 2000 Jan;40(1):31-41. PMID: 10762109

Good Negative Likelihood Ratio

Finding +LR-LR Comments, Study
Transvaginal US Edit 1.70.3

NOTE: very large CI for specificity (5-100%)!

Study: J Infect. 2000 Jan;40(1):31-41. PMID: 10762109

Elevated ESR Edit 1.60.4

Study: J Infect. 2000 Jan;40(1):31-41. PMID: 10762109

Good Positive Likelihood Ratio

Finding +LR-LR Comments, Study
Purulent endocervical secretion Edit 3.30.8

in 61 women with non-specific lower abdominal pain.

Study: Infect Dis Obstet Gynecol. 2002;10(4):171-80; PMID: 12648310

Rebound Edit 2.50.8

in 61 women with non-specific lower abdominal pain.

Study:

Infect Dis Obstet Gynecol. 2002;10(4):171-80; PMID: 12648310

Poorly Diagnostic Findings

Finding +LR-LR Comments, Study
Proctitis Symptoms Edit 1.31

Study: Sex Transm Infect. 2003 Dec;79(6):491-4. PMID: 14663128

Emesis Edit 1.21

Study: Sex Transm Infect. 2003 Dec;79(6):491-4. PMID: 14663128

Vaginal Bleeding Edit 1.11

Study: Sex Transm Infect. 2003 Dec;79(6):491-4. PMID: 14663128

Vaginal discharge Edit 1.50.8

in 61 women with non-specific lower abdominal pain.

Another meta-analysis gave 74%/24%.

Study: Infect Dis Obstet Gynecol. 2002;10(4):171-80; PMID: 12648310

Sex Transm Infect. 2003 Dec;79(6):491-4. PMID: 14663128

Adnexal Mass Edit 1.70.7

palpable

Study: Sex Transm Infect. 2003 Dec;79(6):491-4. PMID: 14663128

Fever Edit 1.30.8

Study: Sex Transm Infect. 2003 Dec;79(6):491-4. PMID: 14663128

Dysuria Edit 11

Study: Sex Transm Infect. 2003 Dec;79(6):491-4. PMID: 14663128

Menstrual Irregularity Edit 11

Study: Sex Transm Infect. 2003 Dec;79(6):491-4. PMID: 14663128

Cervical motion tenderness Edit 1.10.9

in 61 women with non-specific lower abdominal pain

Study: Infect Dis Obstet Gynecol. 2002;10(4):171-80; PMID: 12648310

Leukocytosis Edit 0.81.3

Study: J Infect. 2000 Jan;40(1):31-41. PMID: 10762109

Adnexal tenderness Edit 11.2

in 61 women with non-specific lower abdominal pain

Study: Infect Dis Obstet Gynecol. 2002;10(4):171-80; PMID: 12648310

Abdominal US Edit Sensitivity = 78%

Study: J Infect. 2000 Jan;40(1):31-41. PMID: 10762109