Skip to main content

Table 1 Baseline sample characteristics of included studies (all participants)

From: Deworming in non-pregnant adolescent girls and adult women: a systematic review and meta-analysis

Author, year

Sample size

Country

Age (range in years)

Intervention arms

Comparisons in analyses

Study length (months)

Baseline anaemia (%)

Parasite prevalence (%)

Parasite intensity (eggs per gram)

Gilgen, 2001 [103, 104]

553

Bangladesh

14–66

1. 200 mg ferrous fumarate + 200 mg folic acid, 1×/week

2. 400 mg albendazole single dose at week 1 and week 12

3. Interventions 1 + 2

4. Placebo

2 vs. 4

3 vs. 1a

5.5

85.7

Ascaris: 47.6

Hookworm: 74.4

Trichuris: 56.8

Ascaris: 20.8; Hookworm: 57.7; Trichuris: 14.8

Gopaldas 1983 [105]

170

India

5–13

1. Placebo

2. Anthelmintic + antiprotozoal

3. Anthelmintic + iron

4. Anthelmintic + iron + vitamin A

5. Iron

Anthelmintic: mebendazole 100 mg, 2×/day (3 consecutive days, 2×/4 months

Antiprotozoal: tinidazole 50 mg/kg body weight for 3 days consecutively

Iron: iron-folic acid (20 mg elemental iron and l00 mcg folic acid), 1×/day for 60 days, repeated at 4 months

Vitamin A: one dose of 200,000 I.U.)

3 vs. 5a

8

93.0

Any helminth: 11%

NR

Olds 1999 [83]

1518

Philippines, China, Kenya

5–18

1. Placebo (physically identical)

2. Albendazole (single dose 400 mg)

3. Praziquantel (one dose of 40 mg/kg body weight)

4. Albendazole + praziquantel

2 vs. 1

6

75.2

Ascaris: 60.2

Hookworm: 52.1

Trichuris: 81.0

Generally light infections

Miguel 2004 [23]

3903

Kenya

6–18

1. Albendazole, 400 mg, 2×/year

2. Albendazole, 600 mg, 2×/year + praziquantel 40 mg/kg, 2×/year

3. No treatment

1 vs 3

24

4.0

Ascaris: 42.0

Hookworm: 77.0

Trichuris: 55.0

Ascaris: 2337 ± 5156; Hookworm: 426 ± 1055; Trichuris: 161 ± 470

  1. aSecondary analyses