Table 4. Resource use and costs in pounds sterling (at 1999 prices) per patient, by allocation. Values are means (SDs) unless stated otherwise Intervention (n=85) Control (n=84) Mean difference (95% CI) Cost of video technology 216 0 216 Duration of initial consultation (minutes) 13.4 (5.9) 13.9 (5.8)  0.5 (2.5 to 1.6) No of appointments to see doctor over 9 months 3.4 (1.2) 3.6 (1.5)  0.2 (0.6 to 0.2) Cost of appointments over 9 months 64.6 (23.6) 66.5 (24.6)  1.9 (9.2 to 5.5) No of specialist referrals over 9 months 0.03 (0.17) 0.03 (0.18) 0.00 (0.06 to 0.06) Cost of specialist referrals over 9 months  1.7 (10.1)  1.9 (10.6)  0.19 (3.75 to 3.37) Cost of hormone replacement therapy over 9 months 24.3 (28.3) 23.0 (27.2) 1.3 (7.1 to 9.7) Total cost 306.5 (42.8) 90.9 (39.2)  215.5 (203.1 to 228.0)*** *** P<0.001.