Looking at this Stata table, how can we understand there is measurement error and OLS are inconsistent? Are the coefficients, standard errors, and t are reliable if it's not why?

Table 1 . reg i3 inf if year>1948 Source SS df MS Model Residual 238.933656 198.305818 1 238.933656 53 3.7416192 Number of obs = 55 F1, 53) = 63.86 Prob > F 0.0000 R-squared = 0.5465 Adj R-squared 0.5379 Root MSE = 1.9343 Total 437.239474 54 8.0970273 i3 Coef. Std. Err. t Pt1 [95% Conf. Interval] inf _cons .6980719 2.320795 .0873557 .4226625 7.99 5.49 0.000 0.000 .5228585 1.473042 .8732852 3.168549 Table 1 . reg i3 inf if year>1948 Source SS df MS Model Residual 238.933656 198.305818 1 238.933656 53 3.7416192 Number of obs = 55 F1, 53) = 63.86 Prob > F 0.0000 R-squared = 0.5465 Adj R-squared 0.5379 Root MSE = 1.9343 Total 437.239474 54 8.0970273 i3 Coef. Std. Err. t Pt1 [95% Conf. Interval] inf _cons .6980719 2.320795 .0873557 .4226625 7.99 5.49 0.000 0.000 .5228585 1.473042 .8732852 3.168549