The use of GPS data loggers to describe the impact of spatio-temporal movement patterns on malaria control in a high-transmission area of northern Zambia

Table 2 Bivariate comparisons of PCR status by participant characteristics at visits 1 and 2

	Visit 1			Visit 2
	PCR+ n (%) N = 43	PCR− n (%) N = 40	OR (95% CI)	PCR+ n (%) N = 14	PCR− n (%) N = 49	OR (95% CI)
Age
Age < 18	9 (75.0%)	3 (25.0%)	3.2 (0.8, 13.1)	2 (25.0%)	6 (75.0%)	1.2 (0.2, 6.8)
Age ≥ 18	34 (47.9%)	37 (52.1%)	ref	12 (21.4%)	44 (78.6%)	ref
Sex
Male	16 (53.3%)	14 (46.7%)	1.1 (0.5, 2.7)	6 (25.0%)	18 (75.0%)	1.3 (0.4, 4.3)
Female	27 (50.9%)	26 (49.1%)	ref	8 (20.5%)	31 (79.5%)	ref
Household visit type
First ICEMR visit	25 (62.5%)	15 (37.5%)	2.3 (0.96, 5.6)
Follow-up visit	18 (41.9%)	25 (58.1%)	ref	14 (22.2%)	49 (77.8%)	–
Distance to lakeside
Lakeside < 3 km	20 (40.8%)	29 (59.2%)	0.3 (0.1, 0.8)*	9 (22.5%)	31 (77.5%)	1.0 (0.3, 3.6)
Lakeside ≥ 3 km	23 (67.7%)	11 (32.4%)	ref	5 (21.7%)	18 (78.3%)	ref
Distance to health center
Health center < 30-min walk	10 (29.4%)	24 (70.6%)	0.2 (0.08, 0.5)***	7 (24.1%)	22 (75.9%)	1.2 (0.4, 4.0)
Health center ≥ 30-min walk	33 (67.4%)	16 (32.6%)	ref	7 (20.6%)	27 (79.4%)	ref
Reside in different home part of year
Yes	15 (50.0%)	15 (50.0%)	0.9 (0.3, 2.2)	2 (9.1%)	20 (90.9%)	0.2 (0.05, 1.2)
No	28 (52.8%)	25 (47.2%)	ref	12 (29.3%)	29 (70.7%)	ref
Household uses open water source
Yes	25 (67.6%)	12 (32.4%)	3.2 (1.3, 8.0)**	7 (30.4%)	16 (69.6%)	2.0 (0.6, 6.7)
No	18 (39.1%)	28 (60.9%)	ref	7 (18.0%)	32 (82.0%)	ref
Sleeps under bed net
Yes	36 (50.7%)	35 (49.3%)	0.7 (0.2, 2.5)	11 (22.0%)	39 (78.0%)	0.9 (0.2, 4.0)
No	7 (58.3%)	5 (41.7%)	ref	3 (23.1%)	10 (76.9%)	ref
House sprayed with actellic
Yes	3 (18.8%)	13 (81.2%)	0.2 (0.04, 0.6)**	2 (20.0%)	8 (80.0%)	0.9 (0.2, 5.0)
No	39 (59.1%)	27 (40.9%)	ref	11 (21.2%)	41 (78.8%)	ref

ISSN: 1476-072X