Is it true that Kerala is Unsafe for Women?

Recently within the last one year noticed lot of incidents in public transport like Rail, Bus and Autorickshaw, that women are being abused in these public places in Kerala. A women travelling in a train during daytime was killed when a handicapped beggar pounced on her inside the train. The helpless women jumped from the train, followed by the attacker, who tried to rape her on the railway tracks and she died fighting him and died. Strangely enough the onlookers and the co-passengers inside the train did nothing to save her!. Read lot of such reports about rising crime againt women in public places in Kerala, So the question is how safe is Kerala for Women travellers ?