Table 3

Results

Group	N	Arithmetic mean	SD	Geometric mean	Adjusted ratio of geometric mean	95% CI	P value*
Primary outcome
All page views
Monday	39	36	43	22	-	-
Tuesday	39	26	22	19	0.86	0.63 to 1.18
Wednesday	39	24	24	17	0.88	0.64 to 1.21
Thursday	39	30	28	19	0.88	0.65 to 1.21
Friday	38	29	34	19	0.91	0.66 to 1.24	0.89
Secondary outcomes
Unique page views
Monday	39	33	41	20	-	-
Tuesday	39	23	19	17	0.87	0.64 to 1.18
Wednesday	39	21	21	15	0.88	0.65 to 1.19
Thursday	39	27	26	17	0.90	0.67 to 1.22
Friday	38	25	29	17	0.90	0.66 to 1.22	0.90
Entrances
Monday	39	29	39	16	-	-
Tuesday	39	18	15	13	0.81	0.58 to 1.13
Wednesday	39	17	19	12	0.85	0.61 to 1.19
Thursday	39	22	24	13	0.82	0.59 to 1.15
Friday	38	22	28	13	0.88	0.63 to 1.23	0.74
Direct click visits
Monday	39	5	5	3	-	-
Tuesday	39	4	5	3	0.98	0.69 to 1.40
Wednesday	39	3	3	2	0.77	0.54 to 1.09
Thursday	39	4	4	3	0.91	0.64 to 1.29
Friday	38	4	4	3	0.87	0.61 to 1.24	0.58
Twitter referrals
Monday	39	5	9	3	-	-
Tuesday	39	4	4	3	0.81	0.52 to 1.26
Wednesday	39	3	3	3	0.76	0.48 to 1.18
Thursday	39	4	3	3	0.92	0.59 to 1.44
Friday	38	4	3	3	0.90	0.57 to 1.41	0.75
Outbound click events
Monday	39	5	6	2	-	-
Tuesday	39	5	5	3	1.19	0.72 to 1.98
Wednesday	39	5	6	3	1.20	0.72 to 2.00
Thursday	39	4	5	2	0.93	0.56 to 1.54
Friday	38	4	4	3	1.11	0.67 to 1.86	0.82
Time on page (seconds)†
Monday	36	197	249	135	-	-
Tuesday	37	179	265	96	0.71	0.45 to 1.12
Wednesday	36	200	168	127	0.97	0.62 to 1.54
Thursday	36	190	172	132	0.98	0.62 to 1.55
Friday	35	185	168	129	0.97	0.61 to 1.54	0.52
					Adjusted difference in means
Per cent of visits that were single page
Monday	39	78.2	15.3		-	-
Tuesday	39	76.3	16.3		−1.94	−9.13 to 5.25
Wednesday	39	76.2	15.0		−2.21	−9.41 to 5.00
Thursday	39	78.2	13.8		−0.09	−7.28 to 7.10
Friday	38	74.4	19.6		−3.91	−11.15 to 3.33	0.81