Table 1

Client-reported characteristics and practices of internet-facilitated sex workers: summary of reviews on ‘TheEroticReview.com’ website ((TER; 1999–2002, 2003–2005 and 2006–2008)

Category	Variable	Period when worker first appeared on TER
Category	Variable	1999–2002	2003–2005	2006–2008
Wage	Calculated real hourly wage (US$2003)	263.13	281.80	313.35
Advertised service	Vaginal sex and fellatio	0.714	0.771	0.813
	Anal sex	0.020	0.020	0.025
	Massage with manual stimulation	0.195	0.131	0.093
	Massage with fellatio	0.033	0.024	0.016
	Bondage/S&M	0.018	0.020	0.014
	Group sex	0.015	0.030	0.037
Business practices	Length of session in minutes	64.231	64.479	61.005
	Independent of third-party manager	0.531	0.453	0.584
	Incall only (escort provides location)	0.380	0.350	0.310
	Outcall only (client provides location)	0.209	0.165	0.129
	Offers both incall and outcall	0.406	0.483	0.560
	Showed up on time	0.931	0.938	0.943
	Rushed service	0.266	0.263	0.237
Sexual practices	Does not kiss	0.420	0.357	0.382
	Kisses, no tongue	0.238	0.228	0.217
	Kisses with tongue	0.342	0.415	0.402
	Offers no fellatio	0.163	0.137	0.110
	Offers fellatio with condom	0.488	0.428	0.455
	Offers fellatio without condom	0.348	0.435	0.436
	Accepts cunnilingus	0.558	0.582	0.571
Age	18–20	0.082	0.104	0.132
	21–25	0.388	0.444	0.448
	26–30	0.287	0.256	0.238
	31–35	0.148	0.113	0.101
	36–40	0.058	0.052	0.047
	41–45	0.025	0.022	0.022
	46+	0.013	0.009	0.011
Race/ethnicity	White	0.540	0.520	0.517
	Black	0.073	0.087	0.123
	Asian	0.164	0.174	0.148
	Hispanic	0.128	0.135	0.142
	‘Foreign’	0.079	0.069	0.052
	Other	0.016	0.016	0.018
Reviews	Mean appearance review (1–10)	7.034	7.316	7.396
Reviews	Mean performance review (1–10)	6.706	7.057	7.149
N	Number of observations	15008	30257	34042

All values in table are sample means. Date ranges refer to the year a worker was first reviewed. Age and race/ethnicity refer to the sex worker, as estimated by the reviewing client. Wage is calculated as the ratio of (client reported) payment and length of session and are deflated to constant 2003 US dollars using the consumer price index. Payments in non-US dollar currencies are converted to US dollars using the monthly average exchange rate at the time of the review.