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Table 2 Summary of studies that assessed the effect of antifilarial drug treatment on the clinical manifestations of "acute attacks"*, hydrocele, and lymphoedema.

From: Morbidity management in the Global Programme to Eliminate Lymphatic Filariasis: a review of the scientific literature

Source Acute Attacks* Hydrocele Lymphoedema Drug Drug delivery strategy Follow-up interval
Ciferri 1969 [170] + -- -- DEC MDA 2 years
March 1960 [171] + + + DEC MDA 10 years
Bernhard 2001 [169] . -- . DEC MDA, clinical trial 1 year
Partono 1989 [172] + . + DEC MDA, selective 11 years
Beye 1952 [173] -- -- -- DEC MDA, selective 16 months
Simonsen 1995 [174] . --** . DEC Selective 1 year
Kessel 1957 [175] + . . DEC Selective 1 year
Fan 1995 [176] . -- -- DEC Salt 16–19 years
Meyrowitch 1996 [177] . + + DEC Salt 2 years
Meyrowitch 1998 [178] . + . DEC Salt 4 years
Meyrowitch 2004 [179] . . DEC MDA, salt 4 years
Hewitt 1950 [180] + DEC Clinical trial 8–14 months
Das 2003 [167] . . -- DEC Clinical trial 1 year
Kenney 1949 [181] . . + DEC Clinical trial 1–3 months
Pani 1989 [51] . . +‡ DEC Clinical trial† >1 year
Moore 1996 [16] . . + DEC Case report 1 week-7 months
Bockarie 2002 [18] . + + DEC, DEC+IV MDA 5 years
Dunyo 2000 [182] . -- -- IV + Alb MDA 1 year
  1. * Acute dermatolymphangioadenitis and filarial lymphangitis were not distinguished in most studies
  2. ** 2 of 8 hydroceles resolved
  3. ¶Disease progression also observed
  4. ‡ Reductions seen primarily in patients with early-stage disease
  5. † Included other interventions, but improvement related to number of DEC doses
  6. + Decrease in size, incidence, or prevalence noted (not necessarily statistically significant)
  7. -- No decrease noted (or if noted, inconsistent or not considered significant by authors)
  8. . Not evaluated or extremely small numbers
  9. DEC Diethylcarbamazine
  10. IV Ivermectin
  11. Alb Albendazole
  12. MDA Mass drug administration using tablets
  13. Salt DEC-fortified salt
  14. Selective Treatment only of persons known to be infected or with clinical disease
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