Table 2.

Mean number (95% confidence interval) of contacts per 24 h by: intensity, location, general regularity, and duration, reported by study participants in a pneumococcal carriage and contact survey in Fiji, stratified by ethnicity (n = 2014).

Contact measures	Total (n = 2014)		iTaukei (n = 1212)		Fijian of Indian Descent (n = 802)		Pa
	Mean	95% CI	Mean	95% CI	Mean	95% CI
Total contacts	6.40	6.24, 6.55	7.36	7.14, 7.59	4.94	4.78, 5.09	<0.01
Intensity
Non-physical	1.43	1.32, 1.53	1.82	1.67, 1.97	0.83	0.73, 0.94	<0.01
Physical	4.97	4.87, 5.07	5.55	5.40, 5.69	4.10	3.98, 4.23	<0.01
Location
Leisure activities	0.22	0.18, 0.26	0.23	0.18, 0.29	0.19	0.14, 0.24	0.28
Home	6.18	6.02, 6.33	7.13	6.91, 7.35	4.74	4.59, 4.89	<0.01
General regularity
Less than once per month	0.04	0.02, 0.07	0.04	0.00, 0.07	0.05	0.01, 0.09	0.62
1–2 times per month	0.06	0.04, 0.08	0.06	0.04, 0.09	0.06	0.03, 0.09	0.76
1–2 times per week	0.14	0.11, 0.17	0.16	0.11, 0.20	0.12	0.08, 0.15	0.20
Daily	6.15	6.00, 6.30	7.10	6.88, 7.32	4.71	4.57, 4.85	<0.01
Duration
5–14 min	0.02	0.01, 0.03	0.03	0.01, 0.04	0.02	0.01, 0.03	0.50
15–59 min	0.05	0.03, 0.07	0.05	0.03, 0.08	0.05	0.02, 0.07	0.62
1–4 h	0.16	0.13, 0.20	0.20	0.14, 0.26	0.11	0.07, 0.15	0.03
>4 h	6.15	6.00, 6.31	7.08	6.86, 7.29	4.76	4.61, 4.90	<0.01

^aiTaukei compared with Fijian of Indian Descent by t-test.